Merge "Don't remove task needed for reuse when clearing during activity start."
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 40908f1..2fe5cbe 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -238,6 +238,8 @@
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/APPS/DocumentsUI_intermediates)
 $(call add-clean-step, rm -f $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/framework_intermediates/src/media/java/android/media/IRemoteControlClient.*)
 $(call add-clean-step, rm -f $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/framework_intermediates/src/media/java/android/media/IRemoteControlDisplay.*)
+$(call add-clean-step, rm -f $(OUT_DIR)/target/common/obj/APPS/FeatureSplit1_intermediates/src/com/android/test/split/feature/R.java)
+$(call add-clean-step, rm -f $(OUT_DIR)/target/common/obj/APPS/FeatureSplit2_intermediates/src/com/android/test/split/feature/R.java)
 
 # ******************************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST ABOVE THIS BANNER
diff --git a/api/current.txt b/api/current.txt
index 34952ef..ee4a572 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -35633,12 +35633,24 @@
     method public android.os.PersistableBundle getConfigForSubId(int);
     method public void notifyConfigChangedForSubId(int);
     field public static final java.lang.String ACTION_CARRIER_CONFIG_CHANGED = "android.telephony.action.CARRIER_CONFIG_CHANGED";
+    field public static final java.lang.String BOOL_ALLOW_EMERGENCY_VIDEO_CALLS = "bool_allow_emergency_video_calls";
+    field public static final java.lang.String BOOL_ALLOW_VIDEO_PAUSE = "bool_allow_video_pause";
     field public static final java.lang.String KEY_ADDITIONAL_CALL_SETTING_BOOL = "additional_call_setting_bool";
+    field public static final java.lang.String KEY_ALLOW_ADDING_APNS_BOOL = "allow_adding_apns_bool";
     field public static final java.lang.String KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";
     field public static final java.lang.String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";
+    field public static final java.lang.String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL = "allow_non_emergency_calls_in_ecm_bool";
+    field public static final java.lang.String KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL = "always_show_emergency_alert_onoff_bool";
     field public static final java.lang.String KEY_APN_EXPAND_BOOL = "apn_expand_bool";
     field public static final java.lang.String KEY_AUTO_RETRY_ENABLED_BOOL = "auto_retry_enabled_bool";
     field public static final java.lang.String KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL = "carrier_allow_turnoff_ims_bool";
+    field public static final java.lang.String KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL = "carrier_force_disable_etws_cmas_test_bool";
+    field public static final java.lang.String KEY_CARRIER_IMS_GBA_REQUIRED_BOOL = "carrier_ims_gba_required_bool";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL = "carrier_instant_lettering_available_bool";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING = "carrier_instant_lettering_encoding_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING = "carrier_instant_lettering_escaped_chars_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING = "carrier_instant_lettering_invalid_chars_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT = "carrier_instant_lettering_length_limit_int";
     field public static final java.lang.String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
     field public static final java.lang.String KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL = "carrier_use_ims_first_for_emergency_bool";
     field public static final java.lang.String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
@@ -35647,20 +35659,30 @@
     field public static final java.lang.String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
     field public static final java.lang.String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
     field public static final java.lang.String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
+    field public static final java.lang.String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING = "ci_action_on_sys_update_extra_string";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING = "ci_action_on_sys_update_extra_val_string";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING = "ci_action_on_sys_update_intent_string";
     field public static final java.lang.String KEY_CSP_ENABLED_BOOL = "csp_enabled_bool";
     field public static final java.lang.String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
     field public static final java.lang.String KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
     field public static final java.lang.String KEY_DTMF_TYPE_ENABLED_BOOL = "dtmf_type_enabled_bool";
+    field public static final java.lang.String KEY_EDITABLE_ENHANCED_4G_LTE_BOOL = "editable_enhanced_4g_lte_bool";
     field public static final java.lang.String KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL = "enable_dialer_key_vibration_bool";
     field public static final java.lang.String KEY_FORCE_HOME_NETWORK_BOOL = "force_home_network_bool";
+    field public static final java.lang.String KEY_GSM_DTMF_TONE_DELAY_INT = "gsm_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY = "gsm_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY = "gsm_roaming_networks_string_array";
     field public static final java.lang.String KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL = "has_in_call_noise_suppression_bool";
     field public static final java.lang.String KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL = "hide_carrier_network_settings_bool";
+    field public static final java.lang.String KEY_HIDE_IMS_APN_BOOL = "hide_ims_apn_bool";
+    field public static final java.lang.String KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL = "hide_preferred_network_type_bool";
     field public static final java.lang.String KEY_HIDE_SIM_LOCK_SETTINGS_BOOL = "hide_sim_lock_settings_bool";
     field public static final java.lang.String KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL = "ignore_sim_network_locked_events_bool";
+    field public static final java.lang.String KEY_IMS_DTMF_TONE_DELAY_INT = "ims_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_MMS_ALIAS_ENABLED_BOOL = "aliasEnabled";
     field public static final java.lang.String KEY_MMS_ALIAS_MAX_CHARS_INT = "aliasMaxChars";
     field public static final java.lang.String KEY_MMS_ALIAS_MIN_CHARS_INT = "aliasMinChars";
@@ -35694,14 +35716,17 @@
     field public static final java.lang.String KEY_MMS_USER_AGENT_STRING = "userAgent";
     field public static final java.lang.String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
     field public static final java.lang.String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
+    field public static final java.lang.String KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL = "require_entitlement_checks_bool";
     field public static final java.lang.String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";
     field public static final java.lang.String KEY_SHOW_CDMA_CHOICES_BOOL = "show_cdma_choices_bool";
     field public static final java.lang.String KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL = "show_onscreen_dial_button_bool";
     field public static final java.lang.String KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL = "sim_network_unlock_allow_dismiss_bool";
+    field public static final java.lang.String KEY_SUPPORT_CONFERENCE_CALL_BOOL = "support_conference_call_bool";
     field public static final java.lang.String KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL = "support_pause_ims_video_calls_bool";
     field public static final java.lang.String KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL = "support_swap_after_merge_bool";
     field public static final java.lang.String KEY_USE_HFA_FOR_PROVISIONING_BOOL = "use_hfa_for_provisioning_bool";
     field public static final java.lang.String KEY_USE_OTASP_FOR_PROVISIONING_BOOL = "use_otasp_for_provisioning_bool";
+    field public static final java.lang.String KEY_USE_RCS_PRESENCE_BOOL = "use_rcs_presence_bool";
     field public static final java.lang.String KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL = "voicemail_notification_persistent_bool";
     field public static final java.lang.String KEY_VOICE_PRIVACY_DISABLE_UI_BOOL = "voice_privacy_disable_ui_bool";
     field public static final java.lang.String KEY_VOLTE_REPLACEMENT_RAT_INT = "volte_replacement_rat_int";
diff --git a/api/system-current.txt b/api/system-current.txt
index 727962a..187fa6b 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -37962,11 +37962,21 @@
     field public static final java.lang.String BOOL_ALLOW_EMERGENCY_VIDEO_CALLS = "bool_allow_emergency_video_calls";
     field public static final java.lang.String BOOL_ALLOW_VIDEO_PAUSE = "bool_allow_video_pause";
     field public static final java.lang.String KEY_ADDITIONAL_CALL_SETTING_BOOL = "additional_call_setting_bool";
+    field public static final java.lang.String KEY_ALLOW_ADDING_APNS_BOOL = "allow_adding_apns_bool";
     field public static final java.lang.String KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";
     field public static final java.lang.String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";
+    field public static final java.lang.String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL = "allow_non_emergency_calls_in_ecm_bool";
+    field public static final java.lang.String KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL = "always_show_emergency_alert_onoff_bool";
     field public static final java.lang.String KEY_APN_EXPAND_BOOL = "apn_expand_bool";
     field public static final java.lang.String KEY_AUTO_RETRY_ENABLED_BOOL = "auto_retry_enabled_bool";
     field public static final java.lang.String KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL = "carrier_allow_turnoff_ims_bool";
+    field public static final java.lang.String KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL = "carrier_force_disable_etws_cmas_test_bool";
+    field public static final java.lang.String KEY_CARRIER_IMS_GBA_REQUIRED_BOOL = "carrier_ims_gba_required_bool";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL = "carrier_instant_lettering_available_bool";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING = "carrier_instant_lettering_encoding_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING = "carrier_instant_lettering_escaped_chars_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING = "carrier_instant_lettering_invalid_chars_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT = "carrier_instant_lettering_length_limit_int";
     field public static final java.lang.String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
     field public static final java.lang.String KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL = "carrier_use_ims_first_for_emergency_bool";
     field public static final java.lang.String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
@@ -37975,20 +37985,30 @@
     field public static final java.lang.String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
     field public static final java.lang.String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
     field public static final java.lang.String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
+    field public static final java.lang.String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING = "ci_action_on_sys_update_extra_string";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING = "ci_action_on_sys_update_extra_val_string";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING = "ci_action_on_sys_update_intent_string";
     field public static final java.lang.String KEY_CSP_ENABLED_BOOL = "csp_enabled_bool";
     field public static final java.lang.String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
     field public static final java.lang.String KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
     field public static final java.lang.String KEY_DTMF_TYPE_ENABLED_BOOL = "dtmf_type_enabled_bool";
+    field public static final java.lang.String KEY_EDITABLE_ENHANCED_4G_LTE_BOOL = "editable_enhanced_4g_lte_bool";
     field public static final java.lang.String KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL = "enable_dialer_key_vibration_bool";
     field public static final java.lang.String KEY_FORCE_HOME_NETWORK_BOOL = "force_home_network_bool";
+    field public static final java.lang.String KEY_GSM_DTMF_TONE_DELAY_INT = "gsm_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY = "gsm_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY = "gsm_roaming_networks_string_array";
     field public static final java.lang.String KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL = "has_in_call_noise_suppression_bool";
     field public static final java.lang.String KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL = "hide_carrier_network_settings_bool";
+    field public static final java.lang.String KEY_HIDE_IMS_APN_BOOL = "hide_ims_apn_bool";
+    field public static final java.lang.String KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL = "hide_preferred_network_type_bool";
     field public static final java.lang.String KEY_HIDE_SIM_LOCK_SETTINGS_BOOL = "hide_sim_lock_settings_bool";
     field public static final java.lang.String KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL = "ignore_sim_network_locked_events_bool";
+    field public static final java.lang.String KEY_IMS_DTMF_TONE_DELAY_INT = "ims_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_MMS_ALIAS_ENABLED_BOOL = "aliasEnabled";
     field public static final java.lang.String KEY_MMS_ALIAS_MAX_CHARS_INT = "aliasMaxChars";
     field public static final java.lang.String KEY_MMS_ALIAS_MIN_CHARS_INT = "aliasMinChars";
@@ -38022,10 +38042,12 @@
     field public static final java.lang.String KEY_MMS_USER_AGENT_STRING = "userAgent";
     field public static final java.lang.String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
     field public static final java.lang.String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
+    field public static final java.lang.String KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL = "require_entitlement_checks_bool";
     field public static final java.lang.String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";
     field public static final java.lang.String KEY_SHOW_CDMA_CHOICES_BOOL = "show_cdma_choices_bool";
     field public static final java.lang.String KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL = "show_onscreen_dial_button_bool";
     field public static final java.lang.String KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL = "sim_network_unlock_allow_dismiss_bool";
+    field public static final java.lang.String KEY_SUPPORT_CONFERENCE_CALL_BOOL = "support_conference_call_bool";
     field public static final java.lang.String KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL = "support_pause_ims_video_calls_bool";
     field public static final java.lang.String KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL = "support_swap_after_merge_bool";
     field public static final java.lang.String KEY_USE_HFA_FOR_PROVISIONING_BOOL = "use_hfa_for_provisioning_bool";
diff --git a/api/test-current.txt b/api/test-current.txt
index 92857a2..915fbee 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -35647,12 +35647,24 @@
     method public android.os.PersistableBundle getConfigForSubId(int);
     method public void notifyConfigChangedForSubId(int);
     field public static final java.lang.String ACTION_CARRIER_CONFIG_CHANGED = "android.telephony.action.CARRIER_CONFIG_CHANGED";
+    field public static final java.lang.String BOOL_ALLOW_EMERGENCY_VIDEO_CALLS = "bool_allow_emergency_video_calls";
+    field public static final java.lang.String BOOL_ALLOW_VIDEO_PAUSE = "bool_allow_video_pause";
     field public static final java.lang.String KEY_ADDITIONAL_CALL_SETTING_BOOL = "additional_call_setting_bool";
+    field public static final java.lang.String KEY_ALLOW_ADDING_APNS_BOOL = "allow_adding_apns_bool";
     field public static final java.lang.String KEY_ALLOW_EMERGENCY_NUMBERS_IN_CALL_LOG_BOOL = "allow_emergency_numbers_in_call_log_bool";
     field public static final java.lang.String KEY_ALLOW_LOCAL_DTMF_TONES_BOOL = "allow_local_dtmf_tones_bool";
+    field public static final java.lang.String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL = "allow_non_emergency_calls_in_ecm_bool";
+    field public static final java.lang.String KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL = "always_show_emergency_alert_onoff_bool";
     field public static final java.lang.String KEY_APN_EXPAND_BOOL = "apn_expand_bool";
     field public static final java.lang.String KEY_AUTO_RETRY_ENABLED_BOOL = "auto_retry_enabled_bool";
     field public static final java.lang.String KEY_CARRIER_ALLOW_TURNOFF_IMS_BOOL = "carrier_allow_turnoff_ims_bool";
+    field public static final java.lang.String KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL = "carrier_force_disable_etws_cmas_test_bool";
+    field public static final java.lang.String KEY_CARRIER_IMS_GBA_REQUIRED_BOOL = "carrier_ims_gba_required_bool";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL = "carrier_instant_lettering_available_bool";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING = "carrier_instant_lettering_encoding_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING = "carrier_instant_lettering_escaped_chars_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING = "carrier_instant_lettering_invalid_chars_string";
+    field public static final java.lang.String KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT = "carrier_instant_lettering_length_limit_int";
     field public static final java.lang.String KEY_CARRIER_SETTINGS_ENABLE_BOOL = "carrier_settings_enable_bool";
     field public static final java.lang.String KEY_CARRIER_USE_IMS_FIRST_FOR_EMERGENCY_BOOL = "carrier_use_ims_first_for_emergency_bool";
     field public static final java.lang.String KEY_CARRIER_VOLTE_AVAILABLE_BOOL = "carrier_volte_available_bool";
@@ -35661,20 +35673,30 @@
     field public static final java.lang.String KEY_CARRIER_VT_AVAILABLE_BOOL = "carrier_vt_available_bool";
     field public static final java.lang.String KEY_CARRIER_VVM_PACKAGE_NAME_STRING = "carrier_vvm_package_name_string";
     field public static final java.lang.String KEY_CARRIER_WFC_IMS_AVAILABLE_BOOL = "carrier_wfc_ims_available_bool";
+    field public static final java.lang.String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_CDMA_NONROAMING_NETWORKS_STRING_ARRAY = "cdma_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_CDMA_ROAMING_NETWORKS_STRING_ARRAY = "cdma_roaming_networks_string_array";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING = "ci_action_on_sys_update_extra_string";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING = "ci_action_on_sys_update_extra_val_string";
+    field public static final java.lang.String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING = "ci_action_on_sys_update_intent_string";
     field public static final java.lang.String KEY_CSP_ENABLED_BOOL = "csp_enabled_bool";
     field public static final java.lang.String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
     field public static final java.lang.String KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
     field public static final java.lang.String KEY_DTMF_TYPE_ENABLED_BOOL = "dtmf_type_enabled_bool";
+    field public static final java.lang.String KEY_EDITABLE_ENHANCED_4G_LTE_BOOL = "editable_enhanced_4g_lte_bool";
     field public static final java.lang.String KEY_ENABLE_DIALER_KEY_VIBRATION_BOOL = "enable_dialer_key_vibration_bool";
     field public static final java.lang.String KEY_FORCE_HOME_NETWORK_BOOL = "force_home_network_bool";
+    field public static final java.lang.String KEY_GSM_DTMF_TONE_DELAY_INT = "gsm_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_GSM_NONROAMING_NETWORKS_STRING_ARRAY = "gsm_nonroaming_networks_string_array";
     field public static final java.lang.String KEY_GSM_ROAMING_NETWORKS_STRING_ARRAY = "gsm_roaming_networks_string_array";
     field public static final java.lang.String KEY_HAS_IN_CALL_NOISE_SUPPRESSION_BOOL = "has_in_call_noise_suppression_bool";
     field public static final java.lang.String KEY_HIDE_CARRIER_NETWORK_SETTINGS_BOOL = "hide_carrier_network_settings_bool";
+    field public static final java.lang.String KEY_HIDE_IMS_APN_BOOL = "hide_ims_apn_bool";
+    field public static final java.lang.String KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL = "hide_preferred_network_type_bool";
     field public static final java.lang.String KEY_HIDE_SIM_LOCK_SETTINGS_BOOL = "hide_sim_lock_settings_bool";
     field public static final java.lang.String KEY_IGNORE_SIM_NETWORK_LOCKED_EVENTS_BOOL = "ignore_sim_network_locked_events_bool";
+    field public static final java.lang.String KEY_IMS_DTMF_TONE_DELAY_INT = "ims_dtmf_tone_delay_int";
     field public static final java.lang.String KEY_MMS_ALIAS_ENABLED_BOOL = "aliasEnabled";
     field public static final java.lang.String KEY_MMS_ALIAS_MAX_CHARS_INT = "aliasMaxChars";
     field public static final java.lang.String KEY_MMS_ALIAS_MIN_CHARS_INT = "aliasMinChars";
@@ -35708,14 +35730,17 @@
     field public static final java.lang.String KEY_MMS_USER_AGENT_STRING = "userAgent";
     field public static final java.lang.String KEY_OPERATOR_SELECTION_EXPAND_BOOL = "operator_selection_expand_bool";
     field public static final java.lang.String KEY_PREFER_2G_BOOL = "prefer_2g_bool";
+    field public static final java.lang.String KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL = "require_entitlement_checks_bool";
     field public static final java.lang.String KEY_SHOW_APN_SETTING_CDMA_BOOL = "show_apn_setting_cdma_bool";
     field public static final java.lang.String KEY_SHOW_CDMA_CHOICES_BOOL = "show_cdma_choices_bool";
     field public static final java.lang.String KEY_SHOW_ONSCREEN_DIAL_BUTTON_BOOL = "show_onscreen_dial_button_bool";
     field public static final java.lang.String KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL = "sim_network_unlock_allow_dismiss_bool";
+    field public static final java.lang.String KEY_SUPPORT_CONFERENCE_CALL_BOOL = "support_conference_call_bool";
     field public static final java.lang.String KEY_SUPPORT_PAUSE_IMS_VIDEO_CALLS_BOOL = "support_pause_ims_video_calls_bool";
     field public static final java.lang.String KEY_SUPPORT_SWAP_AFTER_MERGE_BOOL = "support_swap_after_merge_bool";
     field public static final java.lang.String KEY_USE_HFA_FOR_PROVISIONING_BOOL = "use_hfa_for_provisioning_bool";
     field public static final java.lang.String KEY_USE_OTASP_FOR_PROVISIONING_BOOL = "use_otasp_for_provisioning_bool";
+    field public static final java.lang.String KEY_USE_RCS_PRESENCE_BOOL = "use_rcs_presence_bool";
     field public static final java.lang.String KEY_VOICEMAIL_NOTIFICATION_PERSISTENT_BOOL = "voicemail_notification_persistent_bool";
     field public static final java.lang.String KEY_VOICE_PRIVACY_DISABLE_UI_BOOL = "voice_privacy_disable_ui_bool";
     field public static final java.lang.String KEY_VOLTE_REPLACEMENT_RAT_INT = "volte_replacement_rat_int";
diff --git a/cmds/telecom/src/com/android/commands/telecom/Telecom.java b/cmds/telecom/src/com/android/commands/telecom/Telecom.java
index b7c729b..63f6c92 100644
--- a/cmds/telecom/src/com/android/commands/telecom/Telecom.java
+++ b/cmds/telecom/src/com/android/commands/telecom/Telecom.java
@@ -19,11 +19,13 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.net.Uri;
+import android.os.IUserManager;
+import android.os.Process;
 import android.os.RemoteException;
 import android.os.ServiceManager;
+import android.os.UserHandle;
 import android.telecom.PhoneAccount;
 import android.telecom.PhoneAccountHandle;
-import android.text.TextUtils;
 
 import com.android.internal.os.BaseCommand;
 import com.android.internal.telecom.ITelecomService;
@@ -53,16 +55,17 @@
     private ComponentName mComponent;
     private String mAccountId;
     private ITelecomService mTelecomService;
+    private IUserManager mUserManager;
 
     @Override
     public void onShowUsage(PrintStream out) {
         out.println(
                 "usage: telecom [subcommand] [options]\n" +
-                "usage: telecom set-phone-account-enabled <COMPONENT> <ID>\n" +
-                "usage: telecom set-phone-account-disabled <COMPONENT> <ID>\n" +
-                "usage: telecom register-phone-account <COMPONENT> <ID> <LABEL>\n" +
-                "usage: telecom register-sim-phone-account <COMPONENT> <ID> <LABEL> <ADDRESS>\n" +
-                "usage: telecom unregister-phone-account <COMPONENT> <ID>\n" +
+                "usage: telecom set-phone-account-enabled <COMPONENT> <ID> <USER_SN>\n" +
+                "usage: telecom set-phone-account-disabled <COMPONENT> <ID> <USER_SN>\n" +
+                "usage: telecom register-phone-account <COMPONENT> <ID> <USER_SN> <LABEL>\n" +
+                "usage: telecom register-sim-phone-account <COMPONENT> <ID> <USER_SN> <LABEL> <ADDRESS>\n" +
+                "usage: telecom unregister-phone-account <COMPONENT> <ID> <USER_SN>\n" +
                 "usage: telecom set-default-dialer <PACKAGE>\n" +
                 "usage: telecom get-default-dialer\n" +
                 "usage: telecom get-system-dialer\n" +
@@ -89,6 +92,12 @@
             showError("Error: Could not access the Telecom Manager. Is the system running?");
             return;
         }
+        mUserManager = IUserManager.Stub
+                .asInterface(ServiceManager.getService(Context.USER_SERVICE));
+        if (mUserManager == null) {
+            showError("Error: Could not access the User Manager. Is the system running?");
+            return;
+        }
 
         String command = nextArgRequired();
         switch (command) {
@@ -183,10 +192,18 @@
         System.out.println(mTelecomService.getSystemDialerPackage());
     }
 
-    private PhoneAccountHandle getPhoneAccountHandleFromArgs() {
+    private PhoneAccountHandle getPhoneAccountHandleFromArgs() throws RemoteException{
         final ComponentName component = parseComponentName(nextArgRequired());
         final String accountId = nextArgRequired();
-        return new PhoneAccountHandle(component, accountId);
+        final String userSnInStr = nextArgRequired();
+        UserHandle userHandle;
+        try {
+            final int userSn = Integer.parseInt(userSnInStr);
+            userHandle = UserHandle.of(mUserManager.getUserHandle(userSn));
+        } catch (NumberFormatException ex) {
+            throw new IllegalArgumentException ("Invalid user serial number " + userSnInStr);
+        }
+        return new PhoneAccountHandle(component, accountId, userHandle);
     }
 
     private ComponentName parseComponentName(String component) {
diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index 2f2fbbe..a7d3669 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -4723,6 +4723,9 @@
     }
 
     private static void setupJitProfileSupport(LoadedApk loadedApk, File cacheDir) {
+        if (!SystemProperties.getBoolean("dalvik.vm.usejitprofiles", false)) {
+            return;
+        }
         final ApplicationInfo appInfo = loadedApk.getApplicationInfo();
         if (isSharingRuntime(appInfo)) {
             // If sharing is enabled we do not have a unique application
diff --git a/core/java/com/android/internal/os/InstallerConnection.java b/core/java/com/android/internal/os/InstallerConnection.java
index b3222f0..ed4722d 100644
--- a/core/java/com/android/internal/os/InstallerConnection.java
+++ b/core/java/com/android/internal/os/InstallerConnection.java
@@ -21,6 +21,7 @@
 import android.os.SystemClock;
 import android.text.TextUtils;
 import android.util.Slog;
+import android.text.TextUtils;
 
 import com.android.internal.util.Preconditions;
 
@@ -139,14 +140,24 @@
     }
 
     public void dexopt(String apkPath, int uid, String instructionSet, int dexoptNeeded,
-            int dexFlags) throws InstallerException {
-        dexopt(apkPath, uid, "*", instructionSet, dexoptNeeded, null /* outputPath */, dexFlags);
+            int dexFlags, String volumeUuid, boolean useProfiles) throws InstallerException {
+        dexopt(apkPath, uid, "*", instructionSet, dexoptNeeded,
+                null /*outputPath*/, dexFlags, volumeUuid, useProfiles);
     }
 
     public void dexopt(String apkPath, int uid, String pkgName, String instructionSet,
-            int dexoptNeeded, String outputPath, int dexFlags) throws InstallerException {
-        execute("dexopt", apkPath, uid, pkgName, instructionSet, dexoptNeeded, outputPath,
-                dexFlags);
+            int dexoptNeeded, String outputPath, int dexFlags, String volumeUuid,
+            boolean useProfiles) throws InstallerException {
+        execute("dexopt",
+                apkPath,
+                uid,
+                pkgName,
+                instructionSet,
+                dexoptNeeded,
+                outputPath,
+                dexFlags,
+                volumeUuid,
+                useProfiles ? '1' : '0');
     }
 
     private boolean connect() {
diff --git a/core/java/com/android/internal/os/ZygoteInit.java b/core/java/com/android/internal/os/ZygoteInit.java
index eecc0ee..6ad9e20 100644
--- a/core/java/com/android/internal/os/ZygoteInit.java
+++ b/core/java/com/android/internal/os/ZygoteInit.java
@@ -500,8 +500,11 @@
                 final int dexoptNeeded = DexFile.getDexOptNeeded(
                         classPathElement, "*", instructionSet, false /* defer */);
                 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) {
+                    // System server is fully AOTed and never profiled
+                    // for profile guided compilation.
                     installer.dexopt(classPathElement, Process.SYSTEM_UID, instructionSet,
-                            dexoptNeeded, 0 /*dexFlags*/);
+                            dexoptNeeded, 0 /*dexFlags*/, null /*volumeUuid*/,
+                            false /*useProfiles*/);
                 }
             }
         } catch (IOException | InstallerException e) {
diff --git a/core/jni/Android.mk b/core/jni/Android.mk
index fc1ba44..30593f2 100644
--- a/core/jni/Android.mk
+++ b/core/jni/Android.mk
@@ -7,7 +7,6 @@
 LOCAL_CFLAGS += -Wno-unused-parameter
 LOCAL_CFLAGS += -Wno-non-virtual-dtor
 LOCAL_CFLAGS += -Wno-maybe-uninitialized -Wno-parentheses
-LOCAL_CFLAGS += -DHWUI_NEW_OPS
 LOCAL_CPPFLAGS += -Wno-conversion-null
 
 ifeq ($(TARGET_ARCH), arm)
diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index 40af22a..8e11e06 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -586,6 +586,7 @@
     char jitmaxsizeOptsBuf[sizeof("-Xjitmaxsize:")-1 + PROPERTY_VALUE_MAX];
     char jitinitialsizeOptsBuf[sizeof("-Xjitinitialsize:")-1 + PROPERTY_VALUE_MAX];
     char jitthresholdOptsBuf[sizeof("-Xjitthreshold:")-1 + PROPERTY_VALUE_MAX];
+    char useJitProfilesOptsBuf[sizeof("-Xjitsaveprofilinginfo:")-1 + PROPERTY_VALUE_MAX];
     char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX];
     char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX];
     char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
@@ -691,6 +692,10 @@
     parseRuntimeOption("dalvik.vm.jitmaxsize", jitmaxsizeOptsBuf, "-Xjitmaxsize:");
     parseRuntimeOption("dalvik.vm.jitinitialsize", jitinitialsizeOptsBuf, "-Xjitinitialsize:");
     parseRuntimeOption("dalvik.vm.jitthreshold", jitthresholdOptsBuf, "-Xjitthreshold:");
+    property_get("dalvik.vm.usejitprofiles", useJitProfilesOptsBuf, "");
+    if (strcmp(useJitProfilesOptsBuf, "true") == 0) {
+        addOption("-Xjitsaveprofilinginfo");
+    }
 
     property_get("ro.config.low_ram", propBuf, "");
     if (strcmp(propBuf, "true") == 0) {
diff --git a/core/jni/android_view_DisplayListCanvas.cpp b/core/jni/android_view_DisplayListCanvas.cpp
index d2c99fd..a6c61de 100644
--- a/core/jni/android_view_DisplayListCanvas.cpp
+++ b/core/jni/android_view_DisplayListCanvas.cpp
@@ -72,10 +72,16 @@
 // ----------------------------------------------------------------------------
 
 static jint android_view_DisplayListCanvas_getMaxTextureWidth(JNIEnv* env, jobject clazz) {
+    if (!Caches::hasInstance()) {
+        android::uirenderer::renderthread::RenderProxy::staticFence();
+    }
     return Caches::getInstance().maxTextureSize;
 }
 
 static jint android_view_DisplayListCanvas_getMaxTextureHeight(JNIEnv* env, jobject clazz) {
+    if (!Caches::hasInstance()) {
+        android::uirenderer::renderthread::RenderProxy::staticFence();
+    }
     return Caches::getInstance().maxTextureSize;
 }
 
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 53a733d..9cc2a2f 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -2442,4 +2442,7 @@
     <integer name="config_jobSchedulerInactivityIdleThreshold">4260000</integer>
     <!-- The alarm window (in milliseconds) that JobScheduler uses to enter the idle state -->
     <integer name="config_jobSchedulerIdleWindowSlop">300000</integer>
+
+    <!-- If true, all guest users created on the device will be ephemeral. -->
+    <bool name="config_guestUserEphemeral">false</bool>
 </resources>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index f3bc0d8..8a0ab80 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -305,6 +305,7 @@
   <java-symbol type="bool" name="config_supportSpeakerNearUltrasound" />
   <java-symbol type="bool" name="config_supportAudioSourceUnprocessed" />
   <java-symbol type="bool" name="config_freeformWindowManagement" />
+  <java-symbol type="bool" name="config_guestUserEphemeral" />
   <java-symbol type="string" name="config_defaultPictureInPictureBounds" />
   <java-symbol type="string" name="config_centeredPictureInPictureBounds" />
   <java-symbol type="integer" name="config_wifi_framework_5GHz_preference_boost_threshold" />
diff --git a/core/tests/coretests/src/android/animation/AutoCancelTest.java b/core/tests/coretests/src/android/animation/AutoCancelTest.java
index 5810818..b1f88db 100644
--- a/core/tests/coretests/src/android/animation/AutoCancelTest.java
+++ b/core/tests/coretests/src/android/animation/AutoCancelTest.java
@@ -18,12 +18,10 @@
 import android.os.Handler;
 import android.test.ActivityInstrumentationTestCase2;
 import android.test.suitebuilder.annotation.SmallTest;
-import android.test.suitebuilder.annotation.Suppress;
 
 import java.util.HashMap;
 import java.util.concurrent.TimeUnit;
 
-@Suppress  // Failing
 public class AutoCancelTest extends ActivityInstrumentationTestCase2<BasicAnimatorActivity> {
 
     boolean mAnimX1Canceled = false;
diff --git a/libs/hwui/Android.mk b/libs/hwui/Android.mk
index fa7c8aa..1248a4c 100644
--- a/libs/hwui/Android.mk
+++ b/libs/hwui/Android.mk
@@ -2,7 +2,7 @@
 include $(CLEAR_VARS)
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 
-HWUI_NEW_OPS := true
+HWUI_NEW_OPS := false
 
 hwui_src_files := \
     font/CacheTexture.cpp \
@@ -233,7 +233,6 @@
     tests/unit/GpuMemoryTrackerTests.cpp \
     tests/unit/LayerUpdateQueueTests.cpp \
     tests/unit/LinearAllocatorTests.cpp \
-    tests/unit/LeakCheckTests.cpp \
     tests/unit/VectorDrawableTests.cpp \
     tests/unit/OffscreenBufferPoolTests.cpp \
     tests/unit/StringUtilsTests.cpp
@@ -242,6 +241,7 @@
     LOCAL_SRC_FILES += \
         tests/unit/BakedOpStateTests.cpp \
         tests/unit/FrameBuilderTests.cpp \
+        tests/unit/LeakCheckTests.cpp \
         tests/unit/RecordingCanvasTests.cpp
 endif
 
diff --git a/libs/hwui/BakedOpDispatcher.cpp b/libs/hwui/BakedOpDispatcher.cpp
index 7ecc743..00381ee 100644
--- a/libs/hwui/BakedOpDispatcher.cpp
+++ b/libs/hwui/BakedOpDispatcher.cpp
@@ -784,7 +784,9 @@
                 .build();
         renderer.renderGlop(state, glop);
     }
+    GL_CHECKPOINT();
     renderer.renderState().layerPool().putOrDelete(*op.layerHandle);
+    GL_CHECKPOINT();
 }
 
 } // namespace uirenderer
diff --git a/libs/hwui/BakedOpRenderer.cpp b/libs/hwui/BakedOpRenderer.cpp
index 4fbff0d..0931282 100644
--- a/libs/hwui/BakedOpRenderer.cpp
+++ b/libs/hwui/BakedOpRenderer.cpp
@@ -74,7 +74,8 @@
 
     // Detach the texture from the FBO
     glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
-    LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(), "endLayer FAILED");
+    LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(), "endLayer FAILED, bound fbo = %u",
+            mRenderState.getFramebuffer());
     mRenderState.deleteFramebuffer(mRenderTarget.frameBufferId);
     mRenderTarget.frameBufferId = 0;
 }
diff --git a/libs/hwui/FrameBuilder.h b/libs/hwui/FrameBuilder.h
index 3ba73f0..bd01850 100644
--- a/libs/hwui/FrameBuilder.h
+++ b/libs/hwui/FrameBuilder.h
@@ -21,6 +21,7 @@
 #include "DisplayList.h"
 #include "LayerBuilder.h"
 #include "RecordedOp.h"
+#include "utils/GLUtils.h"
 
 #include <vector>
 #include <unordered_map>
@@ -99,22 +100,30 @@
         // Relay through layers in reverse order, since layers
         // later in the list will be drawn by earlier ones
         for (int i = mLayerBuilders.size() - 1; i >= 1; i--) {
+            GL_CHECKPOINT();
             LayerBuilder& layer = *(mLayerBuilders[i]);
             if (layer.renderNode) {
                 // cached HW layer - can't skip layer if empty
                 renderer.startRepaintLayer(layer.offscreenBuffer, layer.repaintRect);
+                GL_CHECKPOINT();
                 layer.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers);
+                GL_CHECKPOINT();
                 renderer.endLayer();
             } else if (!layer.empty()) { // save layer - skip entire layer if empty
                 layer.offscreenBuffer = renderer.startTemporaryLayer(layer.width, layer.height);
+                GL_CHECKPOINT();
                 layer.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers);
+                GL_CHECKPOINT();
                 renderer.endLayer();
             }
         }
 
+        GL_CHECKPOINT();
         const LayerBuilder& fbo0 = *(mLayerBuilders[0]);
         renderer.startFrame(fbo0.width, fbo0.height, fbo0.repaintRect);
+        GL_CHECKPOINT();
         fbo0.replayBakedOpsImpl((void*)&renderer, unmergedReceivers, mergedReceivers);
+        GL_CHECKPOINT();
         renderer.endFrame(fbo0.repaintRect);
     }
 
diff --git a/libs/hwui/GradientCache.cpp b/libs/hwui/GradientCache.cpp
index 522aa96..1473bc8 100644
--- a/libs/hwui/GradientCache.cpp
+++ b/libs/hwui/GradientCache.cpp
@@ -277,9 +277,9 @@
 
     if (mUseFloatTexture) {
         // We have to use GL_RGBA16F because GL_RGBA32F does not support filtering
-        texture->upload(width, height, GL_RGBA16F, GL_RGBA, GL_FLOAT, pixels);
+        texture->upload(GL_RGBA16F, width, height, GL_RGBA, GL_FLOAT, pixels);
     } else {
-        texture->upload(width, height, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
+        texture->upload(GL_RGBA, width, height, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
     }
 
     texture->setFilter(GL_LINEAR);
diff --git a/libs/hwui/Texture.cpp b/libs/hwui/Texture.cpp
index 8a6b28d..771d004 100644
--- a/libs/hwui/Texture.cpp
+++ b/libs/hwui/Texture.cpp
@@ -16,6 +16,7 @@
 
 #include "Caches.h"
 #include "Texture.h"
+#include "utils/GLUtils.h"
 #include "utils/TraceUtils.h"
 
 #include <utils/Log.h>
@@ -93,22 +94,28 @@
 
 void Texture::upload(GLint internalformat, uint32_t width, uint32_t height,
         GLenum format, GLenum type, const void* pixels) {
+    GL_CHECKPOINT();
     bool needsAlloc = updateSize(width, height, internalformat);
     if (!needsAlloc && !pixels) {
         return;
     }
     mCaches.textureState().activateTexture(0);
+    GL_CHECKPOINT();
     if (!mId) {
         glGenTextures(1, &mId);
         needsAlloc = true;
     }
+    GL_CHECKPOINT();
     mCaches.textureState().bindTexture(GL_TEXTURE_2D, mId);
+    GL_CHECKPOINT();
     if (needsAlloc) {
         glTexImage2D(GL_TEXTURE_2D, 0, mFormat, mWidth, mHeight, 0,
                 format, type, pixels);
+        GL_CHECKPOINT();
     } else {
         glTexSubImage2D(GL_TEXTURE_2D, 0, mFormat, mWidth, mHeight, 0,
                 format, type, pixels);
+        GL_CHECKPOINT();
     }
 }
 
diff --git a/libs/hwui/renderstate/RenderState.cpp b/libs/hwui/renderstate/RenderState.cpp
index b6dba02..e71d6ee 100644
--- a/libs/hwui/renderstate/RenderState.cpp
+++ b/libs/hwui/renderstate/RenderState.cpp
@@ -241,6 +241,8 @@
     const Glop::Mesh::Indices& indices = mesh.indices;
     const Glop::Fill& fill = glop.fill;
 
+    GL_CHECKPOINT();
+
     // ---------------------------------------------
     // ---------- Program + uniform setup ----------
     // ---------------------------------------------
@@ -284,6 +286,8 @@
                 roundedOutRadius);
     }
 
+    GL_CHECKPOINT();
+
     // --------------------------------
     // ---------- Mesh setup ----------
     // --------------------------------
@@ -335,11 +339,15 @@
     // Shader uniforms
     SkiaShader::apply(*mCaches, fill.skiaShaderData);
 
+    GL_CHECKPOINT();
+
     // ------------------------------------
     // ---------- GL state setup ----------
     // ------------------------------------
     blend().setFactors(glop.blend.src, glop.blend.dst);
 
+    GL_CHECKPOINT();
+
     // ------------------------------------
     // ---------- Actual drawing ----------
     // ------------------------------------
@@ -368,6 +376,8 @@
         glDrawArrays(mesh.primitiveMode, 0, mesh.elementCount);
     }
 
+    GL_CHECKPOINT();
+
     // -----------------------------------
     // ---------- Mesh teardown ----------
     // -----------------------------------
@@ -377,6 +387,8 @@
     if (vertices.attribFlags & VertexAttribFlags::Color) {
         glDisableVertexAttribArray(colorLocation);
     }
+
+    GL_CHECKPOINT();
 }
 
 void RenderState::dump() {
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index dd48a83..6f8d627 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -29,6 +29,7 @@
 #include "renderstate/RenderState.h"
 #include "renderstate/Stencil.h"
 #include "protos/hwui.pb.h"
+#include "utils/GLUtils.h"
 #include "utils/TimeUtils.h"
 
 #if HWUI_NEW_OPS
@@ -213,10 +214,13 @@
         // node(s) are non client / filler nodes.
         info.mode = (node.get() == target ? TreeInfo::MODE_FULL : TreeInfo::MODE_RT_ONLY);
         node->prepareTree(info);
+        GL_CHECKPOINT();
     }
     mAnimationContext->runRemainingAnimations(info);
+    GL_CHECKPOINT();
 
     freePrefetechedLayers();
+    GL_CHECKPOINT();
 
     if (CC_UNLIKELY(!mNativeWindow.get())) {
         mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame);
@@ -463,6 +467,9 @@
 
     bool drew = mCanvas->finish();
 #endif
+
+    GL_CHECKPOINT();
+
     // Even if we decided to cancel the frame, from the perspective of jank
     // metrics the frame was swapped at this point
     mCurrentFrameInfo->markSwapBuffers();
diff --git a/libs/hwui/renderthread/RenderProxy.cpp b/libs/hwui/renderthread/RenderProxy.cpp
index 72c7e4e..db2a2c8 100644
--- a/libs/hwui/renderthread/RenderProxy.cpp
+++ b/libs/hwui/renderthread/RenderProxy.cpp
@@ -384,6 +384,12 @@
     postAndWait(task);
 }
 
+void RenderProxy::staticFence() {
+    SETUP_TASK(fence);
+    UNUSED(args);
+    staticPostAndWait(task);
+}
+
 CREATE_BRIDGE1(stopDrawing, CanvasContext* context) {
     args->context->stopDrawing();
     return nullptr;
diff --git a/libs/hwui/renderthread/RenderProxy.h b/libs/hwui/renderthread/RenderProxy.h
index 1d30eb8..0f91b2a 100644
--- a/libs/hwui/renderthread/RenderProxy.h
+++ b/libs/hwui/renderthread/RenderProxy.h
@@ -93,6 +93,7 @@
     ANDROID_API static void overrideProperty(const char* name, const char* value);
 
     ANDROID_API void fence();
+    ANDROID_API static void staticFence();
     ANDROID_API void stopDrawing();
     ANDROID_API void notifyFramePending();
 
diff --git a/libs/hwui/utils/GLUtils.h b/libs/hwui/utils/GLUtils.h
index 7020461..6c521e4 100644
--- a/libs/hwui/utils/GLUtils.h
+++ b/libs/hwui/utils/GLUtils.h
@@ -16,9 +16,18 @@
 #ifndef GLUTILS_H
 #define GLUTILS_H
 
+#include <cutils/log.h>
+
 namespace android {
 namespace uirenderer {
 
+#if 0
+#define GL_CHECKPOINT() LOG_ALWAYS_FATAL_IF(GLUtils::dumpGLErrors(),\
+        "GL errors! %s:%d", __FILE__, __LINE__)
+#else
+#define GL_CHECKPOINT()
+#endif
+
 class GLUtils {
 public:
     /**
diff --git a/media/java/android/media/AudioAttributes.java b/media/java/android/media/AudioAttributes.java
index 606447b5..efae628 100644
--- a/media/java/android/media/AudioAttributes.java
+++ b/media/java/android/media/AudioAttributes.java
@@ -442,7 +442,8 @@
 
         /**
          * Sets the combination of flags.
-         * @param flags the {@link AudioAttributes#FLAG_AUDIBILITY_ENFORCED} flag.
+         * @param flags a combination of {@link AudioAttributes#FLAG_AUDIBILITY_ENFORCED},
+         *    {@link AudioAttributes#FLAG_HW_AV_SYNC}.
          * @return the same Builder instance.
          */
         public Builder setFlags(int flags) {
diff --git a/packages/SettingsLib/src/com/android/settingslib/net/MobileDataController.java b/packages/SettingsLib/src/com/android/settingslib/net/DataUsageController.java
similarity index 93%
rename from packages/SettingsLib/src/com/android/settingslib/net/MobileDataController.java
rename to packages/SettingsLib/src/com/android/settingslib/net/DataUsageController.java
index 642b60e..5d8668b 100644
--- a/packages/SettingsLib/src/com/android/settingslib/net/MobileDataController.java
+++ b/packages/SettingsLib/src/com/android/settingslib/net/DataUsageController.java
@@ -42,11 +42,11 @@
 import static android.text.format.DateUtils.FORMAT_ABBREV_MONTH;
 import static android.text.format.DateUtils.FORMAT_SHOW_DATE;
 
-public class MobileDataController {
-    private static final String TAG = "MobileDataController";
+public class DataUsageController {
+    private static final String TAG = "DataUsageController";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
-    private static final long DEFAULT_WARNING_LEVEL = 2L * 1024 * 1024 * 1024;
+    public static final long DEFAULT_WARNING_LEVEL = 2L * 1024 * 1024 * 1024;
     private static final int FIELDS = FIELD_RX_BYTES | FIELD_TX_BYTES;
     private static final StringBuilder PERIOD_BUILDER = new StringBuilder(50);
     private static final java.util.Formatter PERIOD_FORMATTER = new java.util.Formatter(
@@ -62,7 +62,7 @@
     private Callback mCallback;
     private NetworkNameProvider mNetworkController;
 
-    public MobileDataController(Context context) {
+    public DataUsageController(Context context) {
         mContext = context;
         mTelephonyManager = TelephonyManager.from(context);
         mConnectivityManager = ConnectivityManager.from(context);
@@ -109,16 +109,25 @@
         if (subscriberId == null) {
             return warn("no subscriber id");
         }
+        NetworkTemplate template = NetworkTemplate.buildTemplateMobileAll(subscriberId);
+        template = NetworkTemplate.normalize(template, mTelephonyManager.getMergedSubscriberIds());
+
+        return getDataUsageInfo(template);
+    }
+
+    public DataUsageInfo getWifiDataUsageInfo() {
+        NetworkTemplate template = NetworkTemplate.buildTemplateWifiWildcard();
+        return getDataUsageInfo(template);
+    }
+
+    public DataUsageInfo getDataUsageInfo(NetworkTemplate template) {
         final INetworkStatsSession session = getSession();
         if (session == null) {
             return warn("no stats session");
         }
-        NetworkTemplate template = NetworkTemplate.buildTemplateMobileAll(subscriberId);
-        template = NetworkTemplate.normalize(template, mTelephonyManager.getMergedSubscriberIds());
-
         final NetworkPolicy policy = findNetworkPolicy(template);
         try {
-            final NetworkStatsHistory history = mSession.getHistoryForNetwork(template, FIELDS);
+            final NetworkStatsHistory history = session.getHistoryForNetwork(template, FIELDS);
             final long now = System.currentTimeMillis();
             final long start, end;
             if (policy != null && policy.cycleDay > 0) {
@@ -153,6 +162,7 @@
             }
             final long totalBytes = entry.rxBytes + entry.txBytes;
             final DataUsageInfo usage = new DataUsageInfo();
+            usage.startDate = start;
             usage.usageLevel = totalBytes;
             usage.period = formatDateRange(start, end);
             if (policy != null) {
@@ -238,6 +248,7 @@
     public static class DataUsageInfo {
         public String carrier;
         public String period;
+        public long startDate;
         public long limitLevel;
         public long warningLevel;
         public long usageLevel;
diff --git a/packages/Shell/src/com/android/shell/BugreportProgressService.java b/packages/Shell/src/com/android/shell/BugreportProgressService.java
index df8fad4..874a946d 100644
--- a/packages/Shell/src/com/android/shell/BugreportProgressService.java
+++ b/packages/Shell/src/com/android/shell/BugreportProgressService.java
@@ -934,6 +934,10 @@
             Log.e(TAG, "INTERNAL ERROR: no bugreportFile on " + info);
             return;
         }
+        if (TextUtils.isEmpty(info.title) && TextUtils.isEmpty(info.description)) {
+            Log.d(TAG, "Not touching zip file since neither title nor description are set");
+            return;
+        }
         // It's not possible to add a new entry into an existing file, so we need to create a new
         // zip, copy all entries, then rename it.
         final File dir = info.bugreportFile.getParentFile();
diff --git a/packages/SystemUI/res/layout/volume_dialog.xml b/packages/SystemUI/res/layout/volume_dialog.xml
index 7617ed4..7cbc55c 100644
--- a/packages/SystemUI/res/layout/volume_dialog.xml
+++ b/packages/SystemUI/res/layout/volume_dialog.xml
@@ -46,6 +46,9 @@
         <!-- volume rows added and removed here! :-) -->
 
         <include layout="@layout/volume_zen_footer" />
+
+        <!-- Only shown from Tuner setting -->
+        <include layout="@layout/zen_mode_panel" />
     </LinearLayout>
 
-</RelativeLayout>
\ No newline at end of file
+</RelativeLayout>
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index de49677..c39ea57 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -805,6 +805,12 @@
     <!-- Interruption level: Alarms only.  Optimized for narrow two-line display. [CHAR LIMIT=40] -->
     <string name="interruption_level_alarms_twoline">Alarms\nonly</string>
 
+    <!-- Interruption level: All interruptions. [CHAR LIMIT=40] -->
+    <string name="interruption_level_all">All</string>
+
+    <!-- Interruption level: All interruptions.  Optimized for narrow two-line display. [CHAR LIMIT=40] -->
+    <string name="interruption_level_all_twoline">All\n</string>
+
     <!-- Indication on the keyguard that is shown when the device is charging. [CHAR LIMIT=40]-->
     <string name="keyguard_indication_charging_time">Charging (<xliff:g id="charging_time_left" example="4 hours and 2 minutes">%s</xliff:g> until full)</string>
 
@@ -1295,4 +1301,18 @@
     <!-- User visible title for the the keyboard shortcut that triggers the back action. -->
     <string name="keyboard_shortcut_group_system_back">Back</string>
 
+    <!-- SysUI Tuner: Option to show full do not disturb panel in volume [CHAR LIMIT=60] -->
+    <string name="tuner_full_zen_title">Show do not disturb in volume</string>
+    <!-- SysUI Tuner: Summary of option to show full do not disturb panel in volume [CHAR LIMIT=NONE] -->
+    <string name="tuner_full_zen_summary">Allow full control of do not disturb in the volume dialog.</string>
+
+    <!-- SysUI Tuner: Label for screen about volume and do not disturb settings [CHAR LIMIT=60] -->
+    <string name="volume_and_do_not_disturb">Volume and Do not disturb</string>
+
+    <!-- SysUI Tuner: Switch to control volume down behavior [CHAR LIMIT=60] -->
+    <string name="volume_down_silent">Enter do not disturb on volume down</string>
+
+    <!-- SysUI Tuner: Switch to control volume up behavior [CHAR LIMIT=60] -->
+    <string name="volume_up_silent">Exit do not disturb on volume up</string>
+
 </resources>
diff --git a/packages/SystemUI/res/xml/tuner_prefs.xml b/packages/SystemUI/res/xml/tuner_prefs.xml
index 11ef735d..483f367 100644
--- a/packages/SystemUI/res/xml/tuner_prefs.xml
+++ b/packages/SystemUI/res/xml/tuner_prefs.xml
@@ -113,6 +113,27 @@
         android:title="@string/color_transform"
         android:fragment="com.android.systemui.tuner.ColorMatrixFragment" />
 
+    <PreferenceScreen
+        android:key="volume_and_do_not_disturb"
+        android:title="@string/volume_and_do_not_disturb">
+
+        <com.android.systemui.tuner.TunerSwitch
+            android:key="sysui_show_full_zen"
+            android:title="@string/tuner_full_zen_title"
+            android:summary="@string/tuner_full_zen_summary" />
+
+        <com.android.systemui.tuner.TunerSwitch
+            android:key="sysui_volume_down_silent"
+            android:title="@string/volume_down_silent"
+            sysui:defValue="true" />
+
+        <com.android.systemui.tuner.TunerSwitch
+            android:key="sysui_volume_up_silent"
+            android:title="@string/volume_up_silent"
+            sysui:defValue="true" />
+
+    </PreferenceScreen>
+
     <!-- Warning, this goes last. -->
     <Preference
         android:summary="@string/tuner_persistent_warning"
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
index c1dcfea..1f8fae0 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
@@ -24,7 +24,7 @@
 import android.view.View;
 import android.view.ViewGroup;
 import com.android.internal.logging.MetricsLogger;
-import com.android.settingslib.net.MobileDataController;
+import com.android.settingslib.net.DataUsageController;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSIconView;
 import com.android.systemui.qs.QSTile;
@@ -39,7 +39,7 @@
             "com.android.settings", "com.android.settings.Settings$DataUsageSummaryActivity"));
 
     private final NetworkController mController;
-    private final MobileDataController mDataController;
+    private final DataUsageController mDataController;
     private final CellularDetailAdapter mDetailAdapter;
 
     private final CellSignalCallback mSignalCallback = new CellSignalCallback();
@@ -255,7 +255,7 @@
             final DataUsageDetailView v = (DataUsageDetailView) (convertView != null
                     ? convertView
                     : LayoutInflater.from(mContext).inflate(R.layout.data_usage, parent, false));
-            final MobileDataController.DataUsageInfo info = mDataController.getDataUsageInfo();
+            final DataUsageController.DataUsageInfo info = mDataController.getDataUsageInfo();
             if (info == null) return v;
             v.bind(info);
             return v;
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java
index d814b1c2..2be43c0 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataUsageDetailView.java
@@ -23,7 +23,7 @@
 import android.view.View;
 import android.widget.LinearLayout;
 import android.widget.TextView;
-import com.android.settingslib.net.MobileDataController;
+import com.android.settingslib.net.DataUsageController;
 import com.android.systemui.FontSizeUtils;
 import com.android.systemui.R;
 import com.android.systemui.qs.DataUsageGraph;
@@ -59,7 +59,7 @@
                 R.dimen.qs_data_usage_text_size);
     }
 
-    public void bind(MobileDataController.DataUsageInfo info) {
+    public void bind(DataUsageController.DataUsageInfo info) {
         final Resources res = mContext.getResources();
         final int titleId;
         final long bytes;
diff --git a/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java b/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
index 01de60c..adc1e92 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/misc/SystemServicesProxy.java
@@ -59,6 +59,7 @@
 import android.util.Pair;
 import android.view.Display;
 import android.view.IDockedStackListener;
+import android.view.View;
 import android.view.WindowManager;
 import android.view.WindowManager.KeyboardShortcutsReceiver;
 import android.view.WindowManagerGlobal;
@@ -307,12 +308,13 @@
     }
 
     /** Docks a task to the side of the screen and starts it. */
-    public void startTaskInDockedMode(Context context, int taskId, int createMode) {
+    public void startTaskInDockedMode(Context context, View view, int taskId, int createMode) {
         if (mIam == null) return;
 
         try {
             // TODO: Determine what animation we want for the incoming task
-            final ActivityOptions options = ActivityOptions.makeCustomAnimation(context, 0, 0);
+            final ActivityOptions options = ActivityOptions.makeThumbnailAspectScaleUpAnimation(
+                    view, null, 0, 0, view.getWidth(), view.getHeight(), null, null);
             options.setDockCreateMode(createMode);
             options.setLaunchStackId(DOCKED_STACK_ID);
             mIam.startActivityFromRecents(taskId, options.toBundle());
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
index 0d9a1c4..c77a2f9 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
@@ -526,9 +526,8 @@
                                 public void onAnimationEnd(Animator animation) {
                                     // Dock the task and launch it
                                     SystemServicesProxy ssp = Recents.getSystemServices();
-                                    ssp.startTaskInDockedMode(getContext(), event.task.key.id,
-                                            dockState.createMode);
-                                    launchTask(event.task, null, INVALID_STACK_ID);
+                                    ssp.startTaskInDockedMode(getContext(), event.taskView,
+                                            event.task.key.id, dockState.createMode);
 
                                     mTaskStackView.getStack().removeTask(event.task);
                                 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
index 6c0c0ae..efa8f5b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
@@ -231,6 +231,10 @@
         return mCurrentView;
     }
 
+    public View[] getAllViews() {
+        return mRotatedViews;
+    }
+
     public KeyButtonView getRecentsButton() {
         return (KeyButtonView) getCurrentView().findViewById(R.id.recent_apps);
     }
@@ -341,7 +345,6 @@
         // Update menu button in case the IME state has changed.
         setMenuVisibility(mShowMenu, true);
 
-
         setDisabledFlags(mDisabledFlags, true);
     }
 
@@ -398,12 +401,6 @@
         }
     }
 
-    private void setVisibleOrGone(View view, boolean visible) {
-        if (view != null) {
-            view.setVisibility(visible ? VISIBLE : GONE);
-        }
-    }
-
     public void setLayoutTransitionsEnabled(boolean enabled) {
         mLayoutTransitionsEnabled = enabled;
         updateLayoutTransitionsEnabled();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 78497ab..c853fb4 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -495,7 +495,6 @@
 
     private final ShadeUpdates mShadeUpdates = new ShadeUpdates();
 
-    private int mDrawCount;
     private Runnable mLaunchTransitionEndRunnable;
     private boolean mLaunchTransitionFadingAway;
     private ExpandableNotificationRow mDraggedDownRow;
@@ -670,8 +669,6 @@
     protected PhoneStatusBarView makeStatusBarView() {
         final Context context = mContext;
 
-        Resources res = context.getResources();
-
         updateDisplaySize(); // populates mDisplayMetrics
         updateResources();
 
@@ -835,23 +832,11 @@
             mZenModeController = mVolumeComponent.getZenController();
         }
         mCastController = new CastControllerImpl(mContext);
-        final SignalClusterView signalCluster =
-                (SignalClusterView) mStatusBarView.findViewById(R.id.signal_cluster);
-        final SignalClusterView signalClusterKeyguard =
-                (SignalClusterView) mKeyguardStatusBar.findViewById(R.id.signal_cluster);
-        final SignalClusterView signalClusterQs =
-                (SignalClusterView) mHeader.findViewById(R.id.signal_cluster);
-        mNetworkController.addSignalCallback(signalCluster);
-        mNetworkController.addSignalCallback(signalClusterKeyguard);
-        signalCluster.setSecurityController(mSecurityController);
-        signalCluster.setNetworkController(mNetworkController);
-        signalClusterKeyguard.setSecurityController(mSecurityController);
-        signalClusterKeyguard.setNetworkController(mNetworkController);
-        if (signalClusterQs != null) {
-            mNetworkController.addSignalCallback(signalClusterQs);
-            signalClusterQs.setSecurityController(mSecurityController);
-            signalClusterQs.setNetworkController(mNetworkController);
-        }
+
+        initSignalCluster(mStatusBarView);
+        initSignalCluster(mKeyguardStatusBar);
+        initSignalCluster(mHeader);
+
         final boolean isAPhone = mNetworkController.hasVoiceCallingFeature();
         if (isAPhone) {
             mNetworkController.addEmergencyListener(mHeader);
@@ -977,6 +962,16 @@
             }});
     }
 
+    private void initSignalCluster(View containerView) {
+        SignalClusterView signalCluster =
+                (SignalClusterView) containerView.findViewById(R.id.signal_cluster);
+        if (signalCluster != null) {
+            mNetworkController.addSignalCallback(signalCluster);
+            signalCluster.setSecurityController(mSecurityController);
+            signalCluster.setNetworkController(mNetworkController);
+        }
+    }
+
     /** Returns true if the app shelf should be shown in the nav bar. */
     private boolean shouldShowAppShelf() {
         // Allow adb to override the default shelf behavior:
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
index f8c72b3..b2bcde3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
@@ -19,7 +19,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.telephony.SubscriptionInfo;
-import com.android.settingslib.net.MobileDataController;
+import com.android.settingslib.net.DataUsageController;
 import com.android.settingslib.wifi.AccessPoint;
 
 import java.util.List;
@@ -32,7 +32,7 @@
     void setWifiEnabled(boolean enabled);
     void onUserSwitched(int newUserId);
     AccessPointController getAccessPointController();
-    MobileDataController getMobileDataController();
+    DataUsageController getMobileDataController();
 
     public interface SignalCallback {
         void setWifiIndicators(boolean enabled, IconState statusIcon, IconState qsIcon,
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
index 909f497..3385c82 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
@@ -40,7 +40,7 @@
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.telephony.PhoneConstants;
 import com.android.internal.telephony.TelephonyIntents;
-import com.android.settingslib.net.MobileDataController;
+import com.android.settingslib.net.DataUsageController;
 import com.android.systemui.DemoMode;
 import com.android.systemui.R;
 
@@ -59,7 +59,7 @@
 
 /** Platform implementation of the network controller. **/
 public class NetworkControllerImpl extends BroadcastReceiver
-        implements NetworkController, DemoMode, MobileDataController.NetworkNameProvider {
+        implements NetworkController, DemoMode, DataUsageController.NetworkNameProvider {
     // debug
     static final String TAG = "NetworkController";
     static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
@@ -94,7 +94,7 @@
     // SIM for most actions.  This may be null if there aren't any SIMs around.
     private MobileSignalController mDefaultSignalController;
     private final AccessPointControllerImpl mAccessPoints;
-    private final MobileDataController mMobileDataController;
+    private final DataUsageController mDataUsageController;
 
     private boolean mInetCondition; // Used for Logging and demo.
 
@@ -139,7 +139,7 @@
                 SubscriptionManager.from(context), Config.readConfig(context), bgLooper,
                 new CallbackHandler(),
                 new AccessPointControllerImpl(context, bgLooper),
-                new MobileDataController(context),
+                new DataUsageController(context),
                 new SubscriptionDefaults());
         mReceiverHandler.post(mRegisterListeners);
     }
@@ -150,7 +150,7 @@
             SubscriptionManager subManager, Config config, Looper bgLooper,
             CallbackHandler callbackHandler,
             AccessPointControllerImpl accessPointController,
-            MobileDataController mobileDataController,
+            DataUsageController dataUsageController,
             SubscriptionDefaults defaultsHandler) {
         mContext = context;
         mConfig = config;
@@ -171,10 +171,10 @@
 
         mLocale = mContext.getResources().getConfiguration().locale;
         mAccessPoints = accessPointController;
-        mMobileDataController = mobileDataController;
-        mMobileDataController.setNetworkController(this);
-        // TODO: Find a way to move this into MobileDataController.
-        mMobileDataController.setCallback(new MobileDataController.Callback() {
+        mDataUsageController = dataUsageController;
+        mDataUsageController.setNetworkController(this);
+        // TODO: Find a way to move this into DataUsageController.
+        mDataUsageController.setCallback(new DataUsageController.Callback() {
             @Override
             public void onMobileDataEnabled(boolean enabled) {
                 mCallbackHandler.setMobileDataEnabled(enabled);
@@ -236,8 +236,8 @@
     }
 
     @Override
-    public MobileDataController getMobileDataController() {
-        return mMobileDataController;
+    public DataUsageController getMobileDataController() {
+        return mDataUsageController;
     }
 
     public void addEmergencyListener(EmergencyListener listener) {
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialog.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialog.java
index 0901015..ed6fc9e 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialog.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialog.java
@@ -21,7 +21,6 @@
 
 import android.accessibilityservice.AccessibilityServiceInfo;
 import android.animation.LayoutTransition;
-import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.annotation.SuppressLint;
 import android.app.Dialog;
@@ -62,7 +61,6 @@
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityManager;
 import android.view.accessibility.AccessibilityManager.AccessibilityStateChangeListener;
-import android.view.animation.DecelerateInterpolator;
 import android.widget.ImageButton;
 import android.widget.LinearLayout;
 import android.widget.SeekBar;
@@ -71,6 +69,7 @@
 
 import com.android.systemui.R;
 import com.android.systemui.statusbar.policy.ZenModeController;
+import com.android.systemui.tuner.TunerService;
 import com.android.systemui.volume.VolumeDialogController.State;
 import com.android.systemui.volume.VolumeDialogController.StreamState;
 
@@ -85,9 +84,11 @@
  *
  * Methods ending in "H" must be called on the (ui) handler.
  */
-public class VolumeDialog {
+public class VolumeDialog implements TunerService.Tunable {
     private static final String TAG = Util.logTag(VolumeDialog.class);
 
+    public static final String SHOW_FULL_ZEN = "sysui_show_full_zen";
+
     private static final long USER_ATTEMPT_GRACE_PERIOD = 1000;
     private static final int WAIT_FOR_RIPPLE = 200;
 
@@ -131,6 +132,9 @@
     private boolean mHovering = false;
     private int mLastActiveStream;
 
+    private boolean mShowFullZen;
+    private final ZenModePanel mZenPanel;
+
     public VolumeDialog(Context context, int windowType, VolumeDialogController controller,
             ZenModeController zenModeController, Callback callback) {
         mContext = context;
@@ -221,11 +225,23 @@
         mExpandButtonAnimationDuration = res.getInteger(R.integer.volume_expand_animation_duration);
         mZenFooter = (ZenFooter) mDialog.findViewById(R.id.volume_zen_footer);
         mZenFooter.init(zenModeController);
+        mZenPanel = (ZenModePanel) mDialog.findViewById(R.id.zen_mode_panel);
+        mZenPanel.addNoneButton();
+        mZenPanel.init(zenModeController);
+        mZenPanel.setCallback(mZenPanelCallback);
 
         mAccessibility.init();
 
         controller.addCallback(mControllerCallbackH, mHandler);
         controller.getState();
+        TunerService.get(mContext).addTunable(this, SHOW_FULL_ZEN);
+    }
+
+    @Override
+    public void onTuningChanged(String key, String newValue) {
+        if (SHOW_FULL_ZEN.equals(key)) {
+            mShowFullZen = newValue != null && Integer.parseInt(newValue) != 0;
+        }
     }
 
     private ColorStateList loadColorStateList(int colorResId) {
@@ -278,7 +294,7 @@
                     .getDimensionPixelSize(R.dimen.volume_slider_interspacing);
             final LinearLayout.LayoutParams lp =
                     new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, h);
-            mDialogContentView.addView(v, mDialogContentView.getChildCount() - 1, lp);
+            mDialogContentView.addView(v, mDialogContentView.getChildCount() - 2, lp);
             row.space = v;
         }
         row.settingsButton.addOnLayoutChangeListener(new OnLayoutChangeListener() {
@@ -306,7 +322,7 @@
             }
         });
         // add new row just before the footer
-        mDialogContentView.addView(row.view, mDialogContentView.getChildCount() - 1);
+        mDialogContentView.addView(row.view, mDialogContentView.getChildCount() - 2);
         mRows.add(row);
     }
 
@@ -655,12 +671,21 @@
         if (D.BUG) Log.d(TAG, "updateFooterH");
         final boolean wasVisible = mZenFooter.getVisibility() == View.VISIBLE;
         final boolean visible = mState.zenMode != Global.ZEN_MODE_OFF
-                && (mAudioManager.isStreamAffectedByRingerMode(mActiveStream) || mExpanded);
+                && (mAudioManager.isStreamAffectedByRingerMode(mActiveStream) || mExpanded)
+                && !mShowFullZen;
         if (wasVisible != visible && !visible) {
             prepareForCollapse();
         }
         Util.setVisOrGone(mZenFooter, visible);
         mZenFooter.update();
+
+        final boolean fullWasVisible = mZenPanel.getVisibility() == View.VISIBLE;
+        final boolean fullVisible = mShowFullZen && (mState.zenMode != Global.ZEN_MODE_OFF
+                || mExpanded);
+        if (fullWasVisible != fullVisible && !fullVisible) {
+            prepareForCollapse();
+        }
+        Util.setVisOrGone(mZenPanel, fullVisible);
     }
 
     private void updateVolumeRowH(VolumeRow row) {
@@ -903,6 +928,23 @@
         }
     };
 
+    private final ZenModePanel.Callback mZenPanelCallback = new ZenModePanel.Callback() {
+        @Override
+        public void onPrioritySettings() {
+            mCallback.onZenPrioritySettingsClicked();
+        }
+
+        @Override
+        public void onInteraction() {
+            mHandler.sendEmptyMessage(H.RESCHEDULE_TIMEOUT);
+        }
+
+        @Override
+        public void onExpanded(boolean expanded) {
+            // noop.
+        }
+    };
+
     private final OnClickListener mClickExpand = new OnClickListener() {
         @Override
         public void onClick(View v) {
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java
index 1083f40..d7635ad 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java
@@ -31,6 +31,7 @@
 import com.android.systemui.qs.tiles.DndTile;
 import com.android.systemui.statusbar.phone.PhoneStatusBar;
 import com.android.systemui.statusbar.policy.ZenModeController;
+import com.android.systemui.tuner.TunerService;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
@@ -38,16 +39,25 @@
 /**
  * Implementation of VolumeComponent backed by the new volume dialog.
  */
-public class VolumeDialogComponent implements VolumeComponent {
+public class VolumeDialogComponent implements VolumeComponent, TunerService.Tunable {
+
+    public static final String VOLUME_DOWN_SILENT = "sysui_volume_down_silent";
+    public static final String VOLUME_UP_SILENT = "sysui_volume_up_silent";
+    public static final String VOLUME_SILENT_DO_NOT_DISTURB = "sysui_do_not_disturb";
+
+    public static final boolean DEFAULT_VOLUME_DOWN_TO_ENTER_SILENT = true;
+    public static final boolean DEFAULT_VOLUME_UP_TO_EXIT_SILENT = true;
+    public static final boolean DEFAULT_DO_NOT_DISTURB_WHEN_SILENT = true;
+
     private final SystemUI mSysui;
     private final Context mContext;
     private final VolumeDialogController mController;
     private final ZenModeController mZenModeController;
     private final VolumeDialog mDialog;
-    private final VolumePolicy mVolumePolicy = new VolumePolicy(
-            true,  // volumeDownToEnterSilent
-            true,  // volumeUpToExitSilent
-            true,  // doNotDisturbWhenSilent
+    private VolumePolicy mVolumePolicy = new VolumePolicy(
+            DEFAULT_VOLUME_DOWN_TO_ENTER_SILENT,  // volumeDownToEnterSilent
+            DEFAULT_VOLUME_UP_TO_EXIT_SILENT,  // volumeUpToExitSilent
+            DEFAULT_DO_NOT_DISTURB_WHEN_SILENT,  // doNotDisturbWhenSilent
             400    // vibrateToSilentDebounce
     );
 
@@ -65,6 +75,41 @@
         mDialog = new VolumeDialog(context, WindowManager.LayoutParams.TYPE_VOLUME_OVERLAY,
                 mController, zen, mVolumeDialogCallback);
         applyConfiguration();
+        TunerService.get(mContext).addTunable(this, VOLUME_DOWN_SILENT, VOLUME_UP_SILENT,
+                VOLUME_SILENT_DO_NOT_DISTURB);
+    }
+
+    @Override
+    public void onTuningChanged(String key, String newValue) {
+        if (VOLUME_DOWN_SILENT.equals(key)) {
+            final boolean volumeDownToEnterSilent = newValue != null
+                    ? Integer.parseInt(newValue) != 0
+                    : DEFAULT_VOLUME_DOWN_TO_ENTER_SILENT;
+            setVolumePolicy(volumeDownToEnterSilent,
+                    mVolumePolicy.volumeUpToExitSilent, mVolumePolicy.doNotDisturbWhenSilent,
+                    mVolumePolicy.vibrateToSilentDebounce);
+        } else if (VOLUME_UP_SILENT.equals(key)) {
+            final boolean volumeUpToExitSilent = newValue != null
+                    ? Integer.parseInt(newValue) != 0
+                    : DEFAULT_VOLUME_UP_TO_EXIT_SILENT;
+            setVolumePolicy(mVolumePolicy.volumeDownToEnterSilent,
+                    volumeUpToExitSilent, mVolumePolicy.doNotDisturbWhenSilent,
+                    mVolumePolicy.vibrateToSilentDebounce);
+        } else if (VOLUME_SILENT_DO_NOT_DISTURB.equals(key)) {
+            final boolean doNotDisturbWhenSilent = newValue != null
+                    ? Integer.parseInt(newValue) != 0
+                    : DEFAULT_DO_NOT_DISTURB_WHEN_SILENT;
+            setVolumePolicy(mVolumePolicy.volumeDownToEnterSilent,
+                    mVolumePolicy.volumeUpToExitSilent, doNotDisturbWhenSilent,
+                    mVolumePolicy.vibrateToSilentDebounce);
+        }
+    }
+
+    private void setVolumePolicy(boolean volumeDownToEnterSilent, boolean volumeUpToExitSilent,
+            boolean doNotDisturbWhenSilent, int vibrateToSilentDebounce) {
+        mVolumePolicy = new VolumePolicy(volumeDownToEnterSilent, volumeUpToExitSilent,
+                doNotDisturbWhenSilent, vibrateToSilentDebounce);
+        mController.setVolumePolicy(mVolumePolicy);
     }
 
     private void sendUserActivity() {
diff --git a/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java b/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java
index 38d8de0..f73ba6f 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java
@@ -189,6 +189,12 @@
         mZenAlarmWarning = (TextView) findViewById(R.id.zen_alarm_warning);
     }
 
+    public void addNoneButton() {
+        mZenButtons.addButton(R.string.interruption_level_all_twoline,
+                R.string.interruption_level_all,
+                Global.ZEN_MODE_OFF);
+    }
+
     @Override
     protected void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
@@ -494,6 +500,7 @@
         if (mExpanded && isShown()) {
             ensureSelection();
         }
+        mZenConditions.setVisibility(mSessionZen != Global.ZEN_MODE_OFF ? View.VISIBLE : View.GONE);
     }
 
     private Condition forever() {
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
index b64fbea..5cf3767 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
@@ -33,7 +33,7 @@
 import android.util.Log;
 
 import com.android.internal.telephony.cdma.EriInfo;
-import com.android.settingslib.net.MobileDataController;
+import com.android.settingslib.net.DataUsageController;
 import com.android.systemui.SysuiTestCase;
 import com.android.systemui.statusbar.policy.NetworkController.IconState;
 import com.android.systemui.statusbar.policy.NetworkControllerImpl.Config;
@@ -96,7 +96,7 @@
         mCallbackHandler = mock(CallbackHandler.class);
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
-                mock(AccessPointControllerImpl.class), mock(MobileDataController.class),
+                mock(AccessPointControllerImpl.class), mock(DataUsageController.class),
                 mMockSubDefaults);
         setupNetworkController();
 
@@ -137,7 +137,7 @@
               = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                         mConfig, Looper.getMainLooper(), mCallbackHandler,
                         mock(AccessPointControllerImpl.class),
-                        mock(MobileDataController.class), mMockSubDefaults);
+                        mock(DataUsageController.class), mMockSubDefaults);
 
       setupNetworkController();
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
index e4f858b..d5eca95 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
@@ -4,7 +4,7 @@
 import android.telephony.TelephonyManager;
 import android.test.suitebuilder.annotation.SmallTest;
 
-import com.android.settingslib.net.MobileDataController;
+import com.android.settingslib.net.DataUsageController;
 import org.mockito.Mockito;
 
 @SmallTest
@@ -88,7 +88,7 @@
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
                 Mockito.mock(AccessPointControllerImpl.class),
-                Mockito.mock(MobileDataController.class), mMockSubDefaults);
+                Mockito.mock(DataUsageController.class), mMockSubDefaults);
         setupNetworkController();
 
         setupDefaultSignal();
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
index 760aa9a..08da382 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
@@ -29,7 +29,7 @@
 
 import com.android.internal.telephony.PhoneConstants;
 import com.android.internal.telephony.TelephonyIntents;
-import com.android.settingslib.net.MobileDataController;
+import com.android.settingslib.net.DataUsageController;
 import com.android.systemui.R;
 
 import org.mockito.ArgumentCaptor;
@@ -47,7 +47,7 @@
         // Create a new NetworkController as this is currently handled in constructor.
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
-                mock(AccessPointControllerImpl.class), mock(MobileDataController.class),
+                mock(AccessPointControllerImpl.class), mock(DataUsageController.class),
                 mMockSubDefaults);
         setupNetworkController();
 
@@ -96,7 +96,7 @@
         // Create a new NetworkController as this is currently handled in constructor.
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
-                mock(AccessPointControllerImpl.class), mock(MobileDataController.class),
+                mock(AccessPointControllerImpl.class), mock(DataUsageController.class),
                 mMockSubDefaults);
         setupNetworkController();
 
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 2de5324..df20704 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -753,6 +753,7 @@
         intentFilter.addAction(Intent.ACTION_USER_STOPPING);
         intentFilter.addAction(Intent.ACTION_USER_ADDED);
         intentFilter.addAction(Intent.ACTION_USER_REMOVED);
+        intentFilter.addAction(Intent.ACTION_USER_PRESENT);
         mContext.registerReceiverAsUser(
                 mUserIntentReceiver, UserHandle.ALL, intentFilter, null, null);
 
@@ -1571,8 +1572,6 @@
         // Try bringing up tracker, but KeyStore won't be ready yet for secondary users so wait
         // for user to unlock device too.
         updateLockdownVpn();
-        final IntentFilter filter = new IntentFilter(Intent.ACTION_USER_PRESENT);
-        mContext.registerReceiverAsUser(mUserPresentReceiver, UserHandle.ALL, filter, null, null);
 
         // Configure whether mobile data is always on.
         mHandler.sendMessage(mHandler.obtainMessage(EVENT_CONFIGURE_MOBILE_DATA_ALWAYS_ON));
@@ -1582,23 +1581,6 @@
         mPermissionMonitor.startMonitoring();
     }
 
-    private BroadcastReceiver mUserPresentReceiver = new BroadcastReceiver() {
-        @Override
-        public void onReceive(Context context, Intent intent) {
-            // User that sent this intent = user that was just unlocked
-            final int unlockedUser = getSendingUserId();
-
-            // Try creating lockdown tracker, since user present usually means
-            // unlocked keystore.
-            if (mUserManager.getUserInfo(unlockedUser).isPrimary() &&
-                    LockdownVpnTracker.isEnabled()) {
-                updateLockdownVpn();
-            } else {
-                updateAlwaysOnVpn(unlockedUser);
-            }
-        }
-    };
-
     /**
      * Setup data activity tracking for the given network.
      *
@@ -3206,11 +3188,6 @@
         // Tear down existing lockdown if profile was removed
         mLockdownEnabled = LockdownVpnTracker.isEnabled();
         if (mLockdownEnabled) {
-            if (!mKeyStore.isUnlocked()) {
-                Slog.w(TAG, "KeyStore locked; unable to create LockdownTracker");
-                return false;
-            }
-
             final String profileName = new String(mKeyStore.get(Credentials.LOCKDOWN_VPN));
             final VpnProfile profile = VpnProfile.decode(
                     profileName, mKeyStore.get(Credentials.VPN + profileName));
@@ -3589,6 +3566,11 @@
             userVpn = new Vpn(mHandler.getLooper(), mContext, mNetd, userId);
             mVpns.put(userId, userVpn);
         }
+        if (mUserManager.getUserInfo(userId).isPrimary() && LockdownVpnTracker.isEnabled()) {
+            updateLockdownVpn();
+        } else {
+            updateAlwaysOnVpn(userId);
+        }
     }
 
     private void onUserStop(int userId) {
@@ -3622,6 +3604,15 @@
         }
     }
 
+    private void onUserPresent(int userId) {
+        // User present may be sent because of an unlock, which might mean an unlocked keystore.
+        if (mUserManager.getUserInfo(userId).isPrimary() && LockdownVpnTracker.isEnabled()) {
+            updateLockdownVpn();
+        } else {
+            updateAlwaysOnVpn(userId);
+        }
+    }
+
     private BroadcastReceiver mUserIntentReceiver = new BroadcastReceiver() {
         @Override
         public void onReceive(Context context, Intent intent) {
@@ -3637,6 +3628,8 @@
                 onUserAdded(userId);
             } else if (Intent.ACTION_USER_REMOVED.equals(action)) {
                 onUserRemoved(userId);
+            } else if (Intent.ACTION_USER_PRESENT.equals(action)) {
+                onUserPresent(userId);
             }
         }
     };
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 1d9bd91..ca33f9f 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -5475,7 +5475,7 @@
                     return;
                 }
                 killPackageProcessesLocked(packageName, appId, userId,
-                        ProcessList.SERVICE_ADJ, false, true, true, false, true, "kill background");
+                        ProcessList.SERVICE_ADJ, false, true, true, false, "kill background");
             }
         } finally {
             Binder.restoreCallingIdentity(callingId);
@@ -5777,7 +5777,7 @@
 
     private final boolean killPackageProcessesLocked(String packageName, int appId,
             int userId, int minOomAdj, boolean callerWillRestart, boolean allowRestart,
-            boolean doit, boolean evenPersistent, boolean killPackageApp, String reason) {
+            boolean doit, boolean evenPersistent, String reason) {
         ArrayList<ProcessRecord> procs = new ArrayList<>();
 
         // Remove all processes this package may have touched: all with the
@@ -5826,7 +5826,7 @@
                     if (userId != UserHandle.USER_ALL && app.userId != userId) {
                         continue;
                     }
-                    if ((!killPackageApp || !app.pkgList.containsKey(packageName)) && !isDep) {
+                    if (!app.pkgList.containsKey(packageName) && !isDep) {
                         continue;
                     }
                 }
@@ -5992,7 +5992,7 @@
         }
 
         boolean didSomething = killPackageProcessesLocked(packageName, appId, userId,
-                ProcessList.INVALID_ADJ, callerWillRestart, true, doit, evenPersistent, true,
+                ProcessList.INVALID_ADJ, callerWillRestart, true, doit, evenPersistent,
                 packageName == null ? ("stop user " + userId) : ("stop " + packageName));
 
         if (mStackSupervisor.finishDisabledPackageActivitiesLocked(
@@ -11265,9 +11265,13 @@
                     + android.Manifest.permission.DEVICE_POWER);
         }
 
+        final int user = UserHandle.myUserId();
         synchronized(this) {
             long ident = Binder.clearCallingIdentity();
             try {
+                if (!shown && mStackSupervisor.isFocusedUserLockedProfile()) {
+                    startHomeActivityLocked(user, "setLockScreenShown");
+                }
                 if (DEBUG_LOCKSCREEN) logLockScreen(" shown=" + shown);
                 mLockScreenShown = shown ? LOCK_SCREEN_SHOWN : LOCK_SCREEN_HIDDEN;
                 updateSleepIfNeededLocked();
@@ -12124,7 +12128,7 @@
             final long identity = Binder.clearCallingIdentity();
             try {
                 killPackageProcessesLocked(null, appId, userId,
-                        ProcessList.PERSISTENT_PROC_ADJ, false, true, true, true, true,
+                        ProcessList.PERSISTENT_PROC_ADJ, false, true, true, true,
                         reason != null ? reason : "kill uid");
             } finally {
                 Binder.restoreCallingIdentity(identity);
@@ -21190,7 +21194,8 @@
     public void killPackageDependents(String packageName, int userId) {
         enforceCallingPermission(android.Manifest.permission.KILL_UID, "killPackageDependents()");
         if (packageName == null) {
-            throw new NullPointerException("Cannot kill the dependents of a package without its name.");
+            throw new NullPointerException(
+                    "Cannot kill the dependents of a package without its name.");
         }
 
         long callingId = Binder.clearCallingIdentity();
@@ -21201,12 +21206,13 @@
         } catch (RemoteException e) {
         }
         if (pkgUid == -1) {
-            throw new IllegalArgumentException("Cannot kill dependents of non-existing package " + packageName);
+            throw new IllegalArgumentException(
+                    "Cannot kill dependents of non-existing package " + packageName);
         }
         try {
             synchronized(this) {
                 killPackageProcessesLocked(packageName, UserHandle.getAppId(pkgUid), userId,
-                        ProcessList.FOREGROUND_APP_ADJ, false, true, true, false, false,
+                        ProcessList.FOREGROUND_APP_ADJ, false, true, true, false,
                         "dep: " + packageName);
             }
         } finally {
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 09bb9ab..280ab60 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -692,6 +692,12 @@
         return null;
     }
 
+    boolean isFocusedUserLockedProfile() {
+        final int userId = mFocusedStack.topRunningActivityLocked().userId;
+        return userId != UserHandle.myUserId()
+                && mService.mUserController.shouldConfirmCredentials(userId);
+    }
+
     void setNextTaskIdForUserLocked(int taskId, int userId) {
         final int currentTaskId = mCurTaskIdForUser.get(userId, -1);
         if (taskId > currentTaskId) {
diff --git a/services/core/java/com/android/server/connectivity/Vpn.java b/services/core/java/com/android/server/connectivity/Vpn.java
index e957fc6..fd9abff 100644
--- a/services/core/java/com/android/server/connectivity/Vpn.java
+++ b/services/core/java/com/android/server/connectivity/Vpn.java
@@ -944,9 +944,6 @@
      */
     public void startLegacyVpnPrivileged(VpnProfile profile, KeyStore keyStore,
             LinkProperties egress) {
-        if (!keyStore.isUnlocked()) {
-            throw new IllegalStateException("KeyStore isn't unlocked");
-        }
         UserManager mgr = UserManager.get(mContext);
         UserInfo user = mgr.getUserInfo(mUserHandle);
         if (user.isRestricted() || mgr.hasUserRestriction(UserManager.DISALLOW_CONFIG_VPN,
diff --git a/services/core/java/com/android/server/lights/Light.java b/services/core/java/com/android/server/lights/Light.java
index b496b4c6..b18a181 100644
--- a/services/core/java/com/android/server/lights/Light.java
+++ b/services/core/java/com/android/server/lights/Light.java
@@ -31,6 +31,11 @@
      */
     public static final int BRIGHTNESS_MODE_SENSOR = 1;
 
+    /**
+     * Low-persistence light mode.
+     */
+    public static final int BRIGHTNESS_MODE_LOW_PERSISTENCE = 2;
+
     public abstract void setBrightness(int brightness);
     public abstract void setBrightness(int brightness, int brightnessMode);
     public abstract void setColor(int color);
@@ -38,4 +43,4 @@
     public abstract void pulse();
     public abstract void pulse(int color, int onMS);
     public abstract void turnOff();
-}
\ No newline at end of file
+}
diff --git a/services/core/java/com/android/server/lights/LightsService.java b/services/core/java/com/android/server/lights/LightsService.java
index ed884ef..257c7da 100644
--- a/services/core/java/com/android/server/lights/LightsService.java
+++ b/services/core/java/com/android/server/lights/LightsService.java
@@ -17,6 +17,8 @@
 package com.android.server.lights;
 
 import com.android.server.SystemService;
+import com.android.server.vr.VrManagerInternal;
+import com.android.server.vr.VrStateListener;
 
 import android.content.Context;
 import android.os.Handler;
@@ -72,6 +74,9 @@
         @Override
         public void pulse(int color, int onMS) {
             synchronized (this) {
+                if (mBrightnessMode == BRIGHTNESS_MODE_LOW_PERSISTENCE) {
+                    return;
+                }
                 if (mColor == 0 && !mFlashing) {
                     setLightLocked(color, LIGHT_FLASH_HARDWARE, onMS, 1000, BRIGHTNESS_MODE_USER);
                     mColor = 0;
@@ -87,6 +92,20 @@
             }
         }
 
+        void enableLowPersistence() {
+            synchronized(this) {
+                setLightLocked(0, LIGHT_FLASH_NONE, 0, 0, BRIGHTNESS_MODE_LOW_PERSISTENCE);
+                mLocked = true;
+            }
+        }
+
+        void disableLowPersistence() {
+            synchronized(this) {
+                mLocked = false;
+                setLightLocked(mLastColor, LIGHT_FLASH_NONE, 0, 0, mLastBrightnessMode);
+            }
+        }
+
         private void stopFlashing() {
             synchronized (this) {
                 setLightLocked(mColor, LIGHT_FLASH_NONE, 0, 0, BRIGHTNESS_MODE_USER);
@@ -94,13 +113,17 @@
         }
 
         private void setLightLocked(int color, int mode, int onMS, int offMS, int brightnessMode) {
-            if (color != mColor || mode != mMode || onMS != mOnMS || offMS != mOffMS) {
+            if (!mLocked && (color != mColor || mode != mMode || onMS != mOnMS || offMS != mOffMS ||
+                    mBrightnessMode != brightnessMode)) {
                 if (DEBUG) Slog.v(TAG, "setLight #" + mId + ": color=#"
-                        + Integer.toHexString(color));
+                        + Integer.toHexString(color) + ": brightnessMode=" + brightnessMode);
+                mLastColor = mColor;
                 mColor = color;
                 mMode = mode;
                 mOnMS = onMS;
                 mOffMS = offMS;
+                mLastBrightnessMode = mBrightnessMode;
+                mBrightnessMode = brightnessMode;
                 Trace.traceBegin(Trace.TRACE_TAG_POWER, "setLight(" + mId + ", 0x"
                         + Integer.toHexString(color) + ")");
                 try {
@@ -117,6 +140,10 @@
         private int mOnMS;
         private int mOffMS;
         private boolean mFlashing;
+        private int mBrightnessMode;
+        private int mLastBrightnessMode;
+        private int mLastColor;
+        private boolean mLocked;
     }
 
     public LightsService(Context context) {
@@ -134,6 +161,28 @@
         publishLocalService(LightsManager.class, mService);
     }
 
+    @Override
+    public void onBootPhase(int phase) {
+        if (phase == PHASE_SYSTEM_SERVICES_READY) {
+            getLocalService(VrManagerInternal.class).registerListener(mVrStateListener);
+        }
+    }
+
+    private final VrStateListener mVrStateListener = new VrStateListener() {
+        @Override
+        public void onVrStateChanged(boolean enabled) {
+            LightImpl l = mLights[LightsManager.LIGHT_ID_BACKLIGHT];
+            if (enabled) {
+                if (DEBUG) Slog.v(TAG, "VR mode enabled, setting brightness to low persistence");
+                l.enableLowPersistence();
+
+            } else {
+                if (DEBUG) Slog.v(TAG, "VR mode disabled, resetting brightnes");
+                l.disableLowPersistence();
+            }
+        }
+    };
+
     private final LightsManager mService = new LightsManager() {
         @Override
         public Light getLight(int id) {
diff --git a/services/core/java/com/android/server/pm/BackgroundDexOptService.java b/services/core/java/com/android/server/pm/BackgroundDexOptService.java
index af20679..06f828e 100644
--- a/services/core/java/com/android/server/pm/BackgroundDexOptService.java
+++ b/services/core/java/com/android/server/pm/BackgroundDexOptService.java
@@ -24,6 +24,7 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.os.ServiceManager;
+import android.os.SystemProperties;
 import android.util.ArraySet;
 import android.util.Log;
 
@@ -50,12 +51,13 @@
 
     final AtomicBoolean mIdleTime = new AtomicBoolean(false);
 
-    public static void schedule(Context context, long minLatency) {
+    private boolean useJitProfiles = SystemProperties.getBoolean("dalvik.vm.usejitprofiles", false);
+
+    public static void schedule(Context context) {
         JobScheduler js = (JobScheduler) context.getSystemService(Context.JOB_SCHEDULER_SERVICE);
         JobInfo job = new JobInfo.Builder(BACKGROUND_DEXOPT_JOB, sDexoptServiceName)
                 .setRequiresDeviceIdle(true)
                 .setRequiresCharging(true)
-                .setMinimumLatency(minLatency)
                 .setPeriodic(TimeUnit.DAYS.toMillis(1))
                 .build();
         js.schedule(job);
@@ -63,16 +65,17 @@
 
     @Override
     public boolean onStartJob(JobParameters params) {
-        Log.i(TAG, "onIdleStart");
+        Log.i(TAG, "onStartJob");
         final PackageManagerService pm =
                 (PackageManagerService)ServiceManager.getService("package");
 
         if (pm.isStorageLow()) {
-            schedule(BackgroundDexOptService.this, RETRY_LATENCY);
+            Log.i(TAG, "Low storage, skipping this run");
             return false;
         }
-        final ArraySet<String> pkgs = pm.getPackagesThatNeedDexOpt();
-        if (pkgs == null) {
+        final ArraySet<String> pkgs = pm.getOptimizablePackages();
+        if (pkgs == null || pkgs.isEmpty()) {
+            Log.i(TAG, "No packages to optimize");
             return false;
         }
 
@@ -83,15 +86,14 @@
             public void run() {
                 for (String pkg : pkgs) {
                     if (!mIdleTime.get()) {
-                        // stopped while still working, so we need to reschedule
-                        schedule(BackgroundDexOptService.this, 0);
+                        // Out of the idle state. Stop the compilation.
                         return;
                     }
                     if (sFailedPackageNames.contains(pkg)) {
                         // skip previously failing package
                         continue;
                     }
-                    if (!pm.performDexOpt(pkg, null /* instruction set */)) {
+                    if (!pm.performDexOpt(pkg, /* instruction set */ null, useJitProfiles)) {
                         // there was a problem running dexopt,
                         // remember this so we do not keep retrying.
                         sFailedPackageNames.add(pkg);
diff --git a/services/core/java/com/android/server/pm/Installer.java b/services/core/java/com/android/server/pm/Installer.java
index a730de4..366edf9 100644
--- a/services/core/java/com/android/server/pm/Installer.java
+++ b/services/core/java/com/android/server/pm/Installer.java
@@ -143,17 +143,19 @@
     }
 
     public void dexopt(String apkPath, int uid, String instructionSet, int dexoptNeeded,
-            int dexFlags) throws InstallerException {
+            int dexFlags, String volumeUuid, boolean useProfiles) throws InstallerException {
         assertValidInstructionSet(instructionSet);
-        mInstaller.dexopt(apkPath, uid, instructionSet, dexoptNeeded, dexFlags);
+        mInstaller.dexopt(apkPath, uid, instructionSet, dexoptNeeded, dexFlags,
+                volumeUuid, useProfiles);
     }
 
     public void dexopt(String apkPath, int uid, String pkgName, String instructionSet,
-            int dexoptNeeded, @Nullable String outputPath, int dexFlags)
+            int dexoptNeeded, @Nullable String outputPath, int dexFlags,
+            String volumeUuid, boolean useProfiles)
                     throws InstallerException {
         assertValidInstructionSet(instructionSet);
         mInstaller.dexopt(apkPath, uid, pkgName, instructionSet, dexoptNeeded,
-                outputPath, dexFlags);
+                outputPath, dexFlags, volumeUuid, useProfiles);
     }
 
     public void idmap(String targetApkPath, String overlayApkPath, int uid)
diff --git a/services/core/java/com/android/server/pm/PackageDexOptimizer.java b/services/core/java/com/android/server/pm/PackageDexOptimizer.java
index b45a922..44b51d4 100644
--- a/services/core/java/com/android/server/pm/PackageDexOptimizer.java
+++ b/services/core/java/com/android/server/pm/PackageDexOptimizer.java
@@ -23,6 +23,7 @@
 import android.os.PowerManager;
 import android.os.UserHandle;
 import android.os.WorkSource;
+import android.os.storage.StorageManager;
 import android.util.ArraySet;
 import android.util.Log;
 import android.util.Slog;
@@ -68,6 +69,11 @@
         mDexoptWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "*dexopt*");
     }
 
+    static boolean canOptimizePackage(PackageParser.Package pkg) {
+        return pkg.canHaveOatDir() &&
+                ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0);
+    }
+
     /**
      * Performs dexopt on all code paths and libraries of the specified package for specified
      * instruction sets.
@@ -76,7 +82,7 @@
      * {@link PackageManagerService#mInstallLock}.
      */
     int performDexOpt(PackageParser.Package pkg, String[] instructionSets,
-            boolean inclDependencies) {
+            boolean inclDependencies, String volumeUuid, boolean useProfiles) {
         ArraySet<String> done;
         if (inclDependencies && (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null)) {
             done = new ArraySet<String>();
@@ -91,7 +97,7 @@
                 mDexoptWakeLock.acquire();
             }
             try {
-                return performDexOptLI(pkg, instructionSets, done);
+                return performDexOptLI(pkg, instructionSets, done, volumeUuid, useProfiles);
             } finally {
                 if (useLock) {
                     mDexoptWakeLock.release();
@@ -101,7 +107,7 @@
     }
 
     private int performDexOptLI(PackageParser.Package pkg, String[] targetInstructionSets,
-            ArraySet<String> done) {
+            ArraySet<String> done, String volumeUuid, boolean useProfiles) {
         final String[] instructionSets = targetInstructionSets != null ?
                 targetInstructionSets : getAppDexInstructionSets(pkg.applicationInfo);
 
@@ -115,7 +121,7 @@
             }
         }
 
-        if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) == 0) {
+        if (!canOptimizePackage(pkg)) {
             return DEX_OPT_SKIPPED;
         }
 
@@ -124,18 +130,15 @@
 
         final List<String> paths = pkg.getAllCodePathsExcludingResourceOnly();
         boolean performedDexOpt = false;
-        // There are three basic cases here:
-        // 1.) we need to dexopt, either because we are forced or it is needed
-        // 2.) we are deferring a needed dexopt
-        // 3.) we are skipping an unneeded dexopt
         final String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets);
         for (String dexCodeInstructionSet : dexCodeInstructionSets) {
-            if (pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) {
+            if (!useProfiles && pkg.mDexOptPerformed.contains(dexCodeInstructionSet)) {
+                // Skip only if we do not use profiles since they might trigger a recompilation.
                 continue;
             }
 
             for (String path : paths) {
-                final int dexoptNeeded;
+                int dexoptNeeded;
                 try {
                     dexoptNeeded = DexFile.getDexOptNeeded(path, pkg.packageName,
                             dexCodeInstructionSet, /* defer */false);
@@ -144,38 +147,46 @@
                     return DEX_OPT_FAILED;
                 }
 
-                if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) {
-                    final String dexoptType;
-                    String oatDir = null;
-                    if (dexoptNeeded == DexFile.DEX2OAT_NEEDED) {
-                        dexoptType = "dex2oat";
-                        oatDir = createOatDirIfSupported(pkg, dexCodeInstructionSet);
-                    } else if (dexoptNeeded == DexFile.PATCHOAT_NEEDED) {
-                        dexoptType = "patchoat";
-                    } else if (dexoptNeeded == DexFile.SELF_PATCHOAT_NEEDED) {
-                        dexoptType = "self patchoat";
+                if (dexoptNeeded == DexFile.NO_DEXOPT_NEEDED) {
+                    if (useProfiles) {
+                        // If we do a profile guided compilation then we might recompile the same
+                        // package if more profile information is available.
+                        dexoptNeeded = DexFile.DEX2OAT_NEEDED;
                     } else {
-                        throw new IllegalStateException("Invalid dexopt needed: " + dexoptNeeded);
+                        // No dexopt needed and we don't use profiles. Nothing to do.
+                        continue;
                     }
+                }
+                final String dexoptType;
+                String oatDir = null;
+                if (dexoptNeeded == DexFile.DEX2OAT_NEEDED) {
+                    dexoptType = "dex2oat";
+                    oatDir = createOatDirIfSupported(pkg, dexCodeInstructionSet);
+                } else if (dexoptNeeded == DexFile.PATCHOAT_NEEDED) {
+                    dexoptType = "patchoat";
+                } else if (dexoptNeeded == DexFile.SELF_PATCHOAT_NEEDED) {
+                    dexoptType = "self patchoat";
+                } else {
+                    throw new IllegalStateException("Invalid dexopt needed: " + dexoptNeeded);
+                }
 
-                    Log.i(TAG, "Running dexopt (" + dexoptType + ") on: " + path + " pkg="
-                            + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet
-                            + " vmSafeMode=" + vmSafeMode + " debuggable=" + debuggable
-                            + " oatDir = " + oatDir);
-                    final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid);
-                    final int dexFlags =
-                            (!pkg.isForwardLocked() ? DEXOPT_PUBLIC : 0)
-                            | (vmSafeMode ? DEXOPT_SAFEMODE : 0)
-                            | (debuggable ? DEXOPT_DEBUGGABLE : 0)
-                            | DEXOPT_BOOTCOMPLETE;
-                    try {
-                        mPackageManagerService.mInstaller.dexopt(path, sharedGid,
-                                pkg.packageName, dexCodeInstructionSet, dexoptNeeded, oatDir,
-                                dexFlags);
-                        performedDexOpt = true;
-                    } catch (InstallerException e) {
-                        Slog.w(TAG, "Failed to dexopt", e);
-                    }
+                Log.i(TAG, "Running dexopt (" + dexoptType + ") on: " + path + " pkg="
+                        + pkg.applicationInfo.packageName + " isa=" + dexCodeInstructionSet
+                        + " vmSafeMode=" + vmSafeMode + " debuggable=" + debuggable
+                        + " oatDir = " + oatDir);
+                final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid);
+                final int dexFlags =
+                        (!pkg.isForwardLocked() ? DEXOPT_PUBLIC : 0)
+                        | (vmSafeMode ? DEXOPT_SAFEMODE : 0)
+                        | (debuggable ? DEXOPT_DEBUGGABLE : 0)
+                        | DEXOPT_BOOTCOMPLETE;
+                try {
+                    mPackageManagerService.mInstaller.dexopt(path, sharedGid,
+                            pkg.packageName, dexCodeInstructionSet, dexoptNeeded, oatDir,
+                            dexFlags, volumeUuid, useProfiles);
+                    performedDexOpt = true;
+                } catch (InstallerException e) {
+                    Slog.w(TAG, "Failed to dexopt", e);
                 }
             }
 
@@ -235,7 +246,10 @@
             PackageParser.Package libPkg = mPackageManagerService.findSharedNonSystemLibrary(
                     libName);
             if (libPkg != null && !done.contains(libName)) {
-                performDexOptLI(libPkg, instructionSets, done);
+                // TODO: Analyze and investigate if we (should) profile libraries.
+                // Currently this will do a full compilation of the library.
+                performDexOptLI(libPkg, instructionSets, done,
+                        StorageManager.UUID_PRIVATE_INTERNAL, /*useProfiles*/ false);
             }
         }
     }
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 8a243a8..88198d4 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -2093,8 +2093,12 @@
                         try {
                             int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false);
                             if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) {
+                                // Shared libraries do not have profiles so we perform a full
+                                // AOT compilation.
                                 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet,
-                                        dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/);
+                                        dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/,
+                                        StorageManager.UUID_PRIVATE_INTERNAL,
+                                        false /*useProfiles*/);
                             }
                         } catch (FileNotFoundException e) {
                             Slog.w(TAG, "Library not found: " + lib);
@@ -6647,25 +6651,28 @@
         }
     }
 
+    // TODO: this is not used nor needed. Delete it.
     @Override
     public boolean performDexOptIfNeeded(String packageName, String instructionSet) {
-        return performDexOptTraced(packageName, instructionSet);
+        return performDexOptTraced(packageName, instructionSet, false);
     }
 
-    public boolean performDexOpt(String packageName, String instructionSet) {
-        return performDexOptTraced(packageName, instructionSet);
+    public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles) {
+        return performDexOptTraced(packageName, instructionSet, useProfiles);
     }
 
-    private boolean performDexOptTraced(String packageName, String instructionSet) {
+    private boolean performDexOptTraced(String packageName, String instructionSet,
+                boolean useProfiles) {
         Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt");
         try {
-            return performDexOptInternal(packageName, instructionSet);
+            return performDexOptInternal(packageName, instructionSet, useProfiles);
         } finally {
             Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER);
         }
     }
 
-    private boolean performDexOptInternal(String packageName, String instructionSet) {
+    private boolean performDexOptInternal(String packageName, String instructionSet,
+                boolean useProfiles) {
         PackageParser.Package p;
         final String targetInstructionSet;
         synchronized (mPackages) {
@@ -6677,7 +6684,8 @@
 
             targetInstructionSet = instructionSet != null ? instructionSet :
                     getPrimaryInstructionSet(p.applicationInfo);
-            if (p.mDexOptPerformed.contains(targetInstructionSet)) {
+            if (!useProfiles && p.mDexOptPerformed.contains(targetInstructionSet)) {
+                // Skip only if we do not use profiles since they might trigger a recompilation.
                 return false;
             }
         }
@@ -6686,7 +6694,7 @@
             synchronized (mInstallLock) {
                 final String[] instructionSets = new String[] { targetInstructionSet };
                 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets,
-                        true /* inclDependencies */);
+                        true /* inclDependencies */, p.volumeUuid, useProfiles);
                 return result == PackageDexOptimizer.DEX_OPT_PERFORMED;
             }
         } finally {
@@ -6694,20 +6702,13 @@
         }
     }
 
-    public ArraySet<String> getPackagesThatNeedDexOpt() {
-        ArraySet<String> pkgs = null;
+    public ArraySet<String> getOptimizablePackages() {
+        ArraySet<String> pkgs = new ArraySet<String>();
         synchronized (mPackages) {
             for (PackageParser.Package p : mPackages.values()) {
-                if (DEBUG_DEXOPT) {
-                    Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray());
+                if (PackageDexOptimizer.canOptimizePackage(p)) {
+                    pkgs.add(p.packageName);
                 }
-                if (!p.mDexOptPerformed.isEmpty()) {
-                    continue;
-                }
-                if (pkgs == null) {
-                    pkgs = new ArraySet<String>();
-                }
-                pkgs.add(p.packageName);
             }
         }
         return pkgs;
@@ -6735,8 +6736,10 @@
 
             Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt");
 
+            // Whoever is calling forceDexOpt wants a fully compiled package.
+            // Don't use profiles since that may cause compilation to be skipped.
             final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets,
-                    true /* inclDependencies */);
+                    true /* inclDependencies */, pkg.volumeUuid, false /* useProfiles */);
 
             Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER);
             if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) {
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index 13d7c35..3248fe6 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -32,6 +32,7 @@
 import android.content.pm.PackageManager;
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.content.pm.UserInfo;
+import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.os.Binder;
 import android.os.Bundle;
@@ -1841,7 +1842,11 @@
                     }
                 }
 
-                if (parent != null && parent.info.isEphemeral()) {
+                // Add ephemeral flag to guests if required. Also inherit it from parent.
+                boolean ephemeralGuests = Resources.getSystem()
+                        .getBoolean(com.android.internal.R.bool.config_guestUserEphemeral);
+                if ((isGuest && ephemeralGuests)
+                        || (parent != null && parent.info.isEphemeral())) {
                     flags |= UserInfo.FLAG_EPHEMERAL;
                 }
                 userId = getNextAvailableId();
@@ -2800,6 +2805,8 @@
             pw.println();
             pw.println("  Max users: " + UserManager.getMaxSupportedUsers());
             pw.println("  Supports switchable users: " + UserManager.supportsMultipleUsers());
+            pw.println("  All guests ephemeral: " + Resources.getSystem().getBoolean(
+                    com.android.internal.R.bool.config_guestUserEphemeral));
         }
     }
 
diff --git a/services/core/jni/com_android_server_lights_LightsService.cpp b/services/core/jni/com_android_server_lights_LightsService.cpp
index 3f074f5..c8e3946 100644
--- a/services/core/jni/com_android_server_lights_LightsService.cpp
+++ b/services/core/jni/com_android_server_lights_LightsService.cpp
@@ -113,11 +113,27 @@
         return ;
     }
 
+    uint32_t version = devices->lights[light]->common.version;
+
     memset(&state, 0, sizeof(light_state_t));
-    state.color = colorARGB;
-    state.flashMode = flashMode;
-    state.flashOnMS = onMS;
-    state.flashOffMS = offMS;
+
+    if (brightnessMode == BRIGHTNESS_MODE_LOW_PERSISTENCE) {
+        if (light != LIGHT_INDEX_BACKLIGHT) {
+            ALOGE("Cannot set low-persistence mode for non-backlight device.");
+            return;
+        }
+        if (version < LIGHTS_DEVICE_API_VERSION_2_0) {
+            // HAL impl has not been upgraded to support this.
+            return;
+        }
+    } else {
+        // Only set non-brightness settings when not in low-persistence mode
+        state.color = colorARGB;
+        state.flashMode = flashMode;
+        state.flashOnMS = onMS;
+        state.flashOffMS = offMS;
+    }
+
     state.brightnessMode = brightnessMode;
 
     {
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index ee5f23f..7ce945bf 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -1051,7 +1051,7 @@
 
                 traceBeginAndSlog("StartBackgroundDexOptService");
                 try {
-                    BackgroundDexOptService.schedule(context, 0);
+                    BackgroundDexOptService.schedule(context);
                 } catch (Throwable e) {
                     reportWtf("starting BackgroundDexOptService", e);
                 }
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index 10815b3..9eff591 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -81,7 +81,6 @@
      * Flag to require or skip entitlement checks.
      * If true, entitlement checks will be executed if device has been configured for it,
      * If false, entitlement checks will be skipped.
-     * @hide
      */
     public static final String
             KEY_REQUIRE_ENTITLEMENT_CHECKS_BOOL = "require_entitlement_checks_bool";
@@ -269,7 +268,6 @@
 
     /**
      * Flag specifying whether Generic Bootstrapping Architecture capable SIM is required for IMS.
-     * @hide
      */
     public static final String KEY_CARRIER_IMS_GBA_REQUIRED_BOOL
             = "carrier_ims_gba_required_bool";
@@ -277,7 +275,6 @@
     /**
      * Flag specifying whether IMS instant lettering is available for the carrier.  {@code True} if
      * instant lettering is available for the carrier, {@code false} otherwise.
-     * @hide
      */
     public static final String KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL =
             "carrier_instant_lettering_available_bool";
@@ -294,7 +291,6 @@
      * {@link #KEY_CARRIER_INSTANT_LETTERING_AVAILABLE_BOOL}), determines the list of characters
      * which may not be contained in messages.  Should be specified as a regular expression suitable
      * for use with {@link String#matches(String)}.
-     * @hide
      */
     public static final String KEY_CARRIER_INSTANT_LETTERING_INVALID_CHARS_STRING =
             "carrier_instant_lettering_invalid_chars_string";
@@ -305,7 +301,6 @@
      * must be escaped with a backslash '\' character.  Should be specified as a string containing
      * the characters to be escaped.  For example to escape quote and backslash the string would be
      * a quote and a backslash.
-     * @hide
      */
     public static final String KEY_CARRIER_INSTANT_LETTERING_ESCAPED_CHARS_STRING =
             "carrier_instant_lettering_escaped_chars_string";
@@ -319,7 +314,6 @@
      * towards the messages size limit as a single bye.  If a character encoding is specified, the
      * message size limit will be based on the number of bytes in the message per the specified
      * encoding.
-     * @hide
      */
     public static final String KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING =
             "carrier_instant_lettering_encoding_string";
@@ -330,7 +324,6 @@
      * in the InCall UI to ensure the user cannot enter more characters than allowed by the carrier.
      * See also {@link #KEY_CARRIER_INSTANT_LETTERING_ENCODING_STRING} for more information on how
      * the length of the message is calculated.
-     * @hide
      */
     public static final String KEY_CARRIER_INSTANT_LETTERING_LENGTH_LIMIT_INT =
             "carrier_instant_lettering_length_limit_int";
@@ -353,7 +346,6 @@
     /**
      * The default flag specifying whether ETWS/CMAS test setting is forcibly disabled in
      * Settings->More->Emergency broadcasts menu even though developer options is turned on.
-     * @hide
      */
     public static final String KEY_CARRIER_FORCE_DISABLE_ETWS_CMAS_TEST_BOOL =
             "carrier_force_disable_etws_cmas_test_bool";
@@ -361,7 +353,6 @@
     /**
      * The default flag specifying whether "Turn on Notifications" option will be always shown in
      * Settings->More->Emergency broadcasts menu regardless developer options is turned on or not.
-     * @hide
      */
     public static final String KEY_ALWAYS_SHOW_EMERGENCY_ALERT_ONOFF_BOOL =
             "always_show_emergency_alert_onoff_bool";
@@ -398,27 +389,23 @@
     /**
      * Flag specifying whether an additional (client initiated) intent needs to be sent on System
      * update
-     * @hide
      */
     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_BOOL = "ci_action_on_sys_update_bool";
 
     /**
      * Intent to be sent for the additional action on System update
-     * @hide
      */
     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_INTENT_STRING =
             "ci_action_on_sys_update_intent_string";
 
     /**
      * Extra to be included in the intent sent for additional action on System update
-     * @hide
      */
     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_STRING =
             "ci_action_on_sys_update_extra_string";
 
     /**
      * Value of extra included in intent sent for additional action on System update
-     * @hide
      */
     public static final String KEY_CI_ACTION_ON_SYS_UPDATE_EXTRA_VAL_STRING =
             "ci_action_on_sys_update_extra_val_string";
@@ -427,7 +414,6 @@
      * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
      * non-zero value is specified, the UE shall wait for the specified amount of time before it
      * sends out successive DTMF tones on the network.
-     * @hide
      */
     public static final String KEY_GSM_DTMF_TONE_DELAY_INT = "gsm_dtmf_tone_delay_int";
 
@@ -435,7 +421,6 @@
      * Specifies the amount of gap to be added in millis between DTMF tones. When a non-zero value
      * is specified, the UE shall wait for the specified amount of time before it sends out
      * successive DTMF tones on the network.
-     * @hide
      */
     public static final String KEY_IMS_DTMF_TONE_DELAY_INT = "ims_dtmf_tone_delay_int";
 
@@ -443,32 +428,27 @@
      * Specifies the amount of gap to be added in millis between postdial DTMF tones. When a
      * non-zero value is specified, the UE shall wait for the specified amount of time before it
      * sends out successive DTMF tones on the network.
-     * @hide
      */
     public static final String KEY_CDMA_DTMF_TONE_DELAY_INT = "cdma_dtmf_tone_delay_int";
 
     /**
      * Determines whether conference calls are supported by a carrier.  When {@code true},
      * conference calling is supported, {@code false otherwise}.
-     * @hide
      */
     public static final String KEY_SUPPORT_CONFERENCE_CALL_BOOL = "support_conference_call_bool";
 
     /**
      * Determine whether user can toggle Enhanced 4G LTE Mode in Settings.
-     * @hide
      */
     public static final String KEY_EDITABLE_ENHANCED_4G_LTE_BOOL = "editable_enhanced_4g_lte_bool";
 
     /**
      * Determine whether IMS apn can be shown.
-     * @hide
      */
     public static final String KEY_HIDE_IMS_APN_BOOL = "hide_ims_apn_bool";
 
     /**
      * Determine whether preferred network type can be shown.
-     * @hide
      */
     public static final String KEY_HIDE_PREFERRED_NETWORK_TYPE_BOOL = "hide_preferred_network_type_bool";
 
@@ -491,7 +471,6 @@
 
     /**
      * Allow user to add APNs
-     * @hide
      */
     public static final String KEY_ALLOW_ADDING_APNS_BOOL = "allow_adding_apns_bool";
 
@@ -540,7 +519,6 @@
      * Determines whether the carrier supports making non-emergency phone calls while the phone is
      * in emergency callback mode.  Default value is {@code true}, meaning that non-emergency calls
      * are allowed in emergency callback mode.
-     * @hide
      */
     public static final String KEY_ALLOW_NON_EMERGENCY_CALLS_IN_ECM_BOOL =
             "allow_non_emergency_calls_in_ecm_bool";
@@ -549,8 +527,6 @@
      * Flag indicating whether to allow carrier video calls to emergency numbers.
      * When {@code true}, video calls to emergency numbers will be allowed.  When {@code false},
      * video calls to emergency numbers will be initiated as audio-only calls instead.
-     *
-     * @hide
      */
     @SystemApi
     public static final String BOOL_ALLOW_EMERGENCY_VIDEO_CALLS =
@@ -562,8 +538,6 @@
      * to pause transmission of video when the In-Call app is sent to the background.
      * When {@code false}, video pause signaling is not supported.  {@code True} by default unless
      * a carrier configuration overrides the default.
-     *
-     * @hide
      */
     @SystemApi
     public static final String BOOL_ALLOW_VIDEO_PAUSE =
@@ -580,8 +554,6 @@
      * via {@link android.telecom.PhoneAccount#CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE}
      * and can choose to hide or show the video calling icon based on whether a contact supports
      * video.
-     *
-     * @hide
      */
     @SystemApi
     public static final String KEY_USE_RCS_PRESENCE_BOOL = "use_rcs_presence_bool";
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 43fe9d1..d3c1aec 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -296,7 +296,7 @@
     /**
      * @hide
      */
-    public static final boolean EMERGENCY_ASSISTANCE_ENABLED = false;
+    public static final boolean EMERGENCY_ASSISTANCE_ENABLED = true;
 
     /**
      * The lookup key used with the {@link #ACTION_PHONE_STATE_CHANGED} broadcast
diff --git a/wifi/java/android/net/wifi/WifiWakeReasonAndCounts.java b/wifi/java/android/net/wifi/WifiWakeReasonAndCounts.java
new file mode 100644
index 0000000..17cc29f
--- /dev/null
+++ b/wifi/java/android/net/wifi/WifiWakeReasonAndCounts.java
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.wifi;
+
+import android.os.Parcelable;
+import android.os.Parcel;
+
+/**
+ * A class representing wifi wake reason accounting.
+ */
+
+/** @hide */
+public class WifiWakeReasonAndCounts implements Parcelable {
+    private static final String TAG = "WifiWakeReasonAndCounts";
+    /**
+     * Wlan can wake host, only when it is cmd/event, local driver-fw
+     * functions(non-data, non cmd/event) and rx data.The first packet
+     * from wlan that woke up a sleep host is what is accounted here.
+     * Total wlan wake to application processor would be:
+     * [cmdEventWake + driverFwLocalWake + totalRxDataWake]
+     * A further classification is provided for identifying the reasons
+     * for wakeup.
+     */
+    public int totalCmdEventWake;
+    public int totalDriverFwLocalWake;
+    public int totalRxDataWake;
+
+    public int rxUnicast;
+    public int rxMulticast;
+    public int rxBroadcast;
+
+    public int icmp;
+    public int icmp6;
+    public int icmp6Ra;
+    public int icmp6Na;
+    public int icmp6Ns;
+
+    public int ipv4RxMulticast;
+    public int ipv6Multicast;
+    public int otherRxMulticast;
+
+    /* {@hide} */
+    public WifiWakeReasonAndCounts () {
+    }
+
+    @Override
+    /* {@hide} */
+    public String toString() {
+        StringBuffer sb = new StringBuffer();
+        sb.append(" totalCmdEventWake ").append(totalCmdEventWake);
+        sb.append(" totalDriverFwLocalWake ").append(totalDriverFwLocalWake);
+        sb.append(" totalRxDataWake ").append(totalRxDataWake);
+
+        sb.append(" rxUnicast ").append(rxUnicast);
+        sb.append(" rxMulticast ").append(rxMulticast);
+        sb.append(" rxBroadcast ").append(rxBroadcast);
+
+        sb.append(" icmp ").append(icmp);
+        sb.append(" icmp6 ").append(icmp6);
+        sb.append(" icmp6Ra ").append(icmp6Ra);
+        sb.append(" icmp6Na ").append(icmp6Na);
+        sb.append(" icmp6Ns ").append(icmp6Ns);
+
+        sb.append(" ipv4RxMulticast ").append(ipv4RxMulticast);
+        sb.append(" ipv6Multicast ").append(ipv6Multicast);
+        sb.append(" otherRxMulticast ").append(otherRxMulticast);
+        return sb.toString();
+    }
+
+    /* Implement the Parcelable interface
+     * {@hide}
+     */
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    /* Implement the Parcelable interface
+     * {@hide}
+     */
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {
+        dest.writeInt(totalCmdEventWake);
+        dest.writeInt(totalDriverFwLocalWake);
+        dest.writeInt(totalRxDataWake);
+
+        dest.writeInt(rxUnicast);
+        dest.writeInt(rxMulticast);
+        dest.writeInt(rxBroadcast);
+
+        dest.writeInt(icmp);
+        dest.writeInt(icmp6);
+        dest.writeInt(icmp6Ra);
+        dest.writeInt(icmp6Na);
+        dest.writeInt(icmp6Ns);
+
+        dest.writeInt(ipv4RxMulticast);
+        dest.writeInt(ipv6Multicast);
+        dest.writeInt(otherRxMulticast);
+    }
+
+    /* Implement the Parcelable interface
+     * {@hide}
+     */
+    public static final Creator<WifiWakeReasonAndCounts> CREATOR =
+        new Creator<WifiWakeReasonAndCounts>() {
+            public WifiWakeReasonAndCounts createFromParcel(Parcel in) {
+                WifiWakeReasonAndCounts counts = new WifiWakeReasonAndCounts();
+                counts.totalCmdEventWake = in.readInt();
+                counts.totalDriverFwLocalWake = in.readInt();
+                counts.totalRxDataWake = in.readInt();
+
+                counts.rxUnicast = in.readInt();
+                counts.rxMulticast = in.readInt();
+                counts.rxBroadcast = in.readInt();
+
+                counts.icmp = in.readInt();
+                counts.icmp6 = in.readInt();
+                counts.icmp6Ra = in.readInt();
+                counts.icmp6Na = in.readInt();
+                counts.icmp6Ns = in.readInt();
+
+                counts.ipv4RxMulticast = in.readInt();
+                counts.ipv6Multicast = in.readInt();
+                counts.otherRxMulticast = in.readInt();
+                return counts;
+            }
+            /* Implement the Parcelable interface
+             * {@hide}
+             */
+            @Override
+            public WifiWakeReasonAndCounts[] newArray(int size) {
+                return new WifiWakeReasonAndCounts[size];
+            }
+        };
+}