Merge changes from topic "revert-protobuf3.5.2"

* changes:
  Revert "Adapt to google::protobuf::uint64 type change"
  Revert "Convert statsd_test and statsd_benchmark to proto lite"
diff --git a/Android.bp b/Android.bp
index 433979b..48391fc 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1544,6 +1544,10 @@
 droidstubs {
     name: "hiddenapi-mappings",
     defaults: ["metalava-api-stubs-default"],
+    srcs: [
+        ":openjdk_java_files",
+        ":non_openjdk_java_files",
+    ],
     arg_files: [
         "core/res/AndroidManifest.xml",
     ],
diff --git a/api/current.txt b/api/current.txt
index fb38113..f1700f2 100755
--- a/api/current.txt
+++ b/api/current.txt
@@ -41750,6 +41750,7 @@
     method public java.lang.String getVoiceMailNumber(android.telecom.PhoneAccountHandle);
     method public boolean handleMmi(java.lang.String);
     method public boolean handleMmi(java.lang.String, android.telecom.PhoneAccountHandle);
+    method public boolean isDefaultCallScreeningApp(android.content.ComponentName);
     method public boolean isInCall();
     method public boolean isInManagedCall();
     method public boolean isIncomingCallPermitted(android.telecom.PhoneAccountHandle);
@@ -41758,12 +41759,14 @@
     method public boolean isVoiceMailNumber(android.telecom.PhoneAccountHandle, java.lang.String);
     method public void placeCall(android.net.Uri, android.os.Bundle);
     method public void registerPhoneAccount(android.telecom.PhoneAccount);
+    method public void requestChangeDefaultCallScreeningApp(android.content.ComponentName);
     method public void showInCallScreen(boolean);
     method public void silenceRinger();
     method public void unregisterPhoneAccount(android.telecom.PhoneAccountHandle);
     field public static final java.lang.String ACTION_CHANGE_DEFAULT_DIALER = "android.telecom.action.CHANGE_DEFAULT_DIALER";
     field public static final java.lang.String ACTION_CHANGE_PHONE_ACCOUNTS = "android.telecom.action.CHANGE_PHONE_ACCOUNTS";
     field public static final java.lang.String ACTION_CONFIGURE_PHONE_ACCOUNT = "android.telecom.action.CONFIGURE_PHONE_ACCOUNT";
+    field public static final java.lang.String ACTION_DEFAULT_CALL_SCREENING_APP_CHANGED = "android.telecom.action.DEFAULT_CALL_SCREENING_APP_CHANGED";
     field public static final java.lang.String ACTION_DEFAULT_DIALER_CHANGED = "android.telecom.action.DEFAULT_DIALER_CHANGED";
     field public static final deprecated java.lang.String ACTION_INCOMING_CALL = "android.telecom.action.INCOMING_CALL";
     field public static final java.lang.String ACTION_PHONE_ACCOUNT_REGISTERED = "android.telecom.action.PHONE_ACCOUNT_REGISTERED";
@@ -41780,9 +41783,11 @@
     field public static final java.lang.String EXTRA_CALL_NETWORK_TYPE = "android.telecom.extra.CALL_NETWORK_TYPE";
     field public static final java.lang.String EXTRA_CALL_SUBJECT = "android.telecom.extra.CALL_SUBJECT";
     field public static final java.lang.String EXTRA_CHANGE_DEFAULT_DIALER_PACKAGE_NAME = "android.telecom.extra.CHANGE_DEFAULT_DIALER_PACKAGE_NAME";
+    field public static final java.lang.String EXTRA_DEFAULT_CALL_SCREENING_APP_COMPONENT_NAME = "android.telecom.extra.DEFAULT_CALL_SCREENING_APP_COMPONENT_NAME";
     field public static final java.lang.String EXTRA_INCOMING_CALL_ADDRESS = "android.telecom.extra.INCOMING_CALL_ADDRESS";
     field public static final java.lang.String EXTRA_INCOMING_CALL_EXTRAS = "android.telecom.extra.INCOMING_CALL_EXTRAS";
     field public static final java.lang.String EXTRA_INCOMING_VIDEO_STATE = "android.telecom.extra.INCOMING_VIDEO_STATE";
+    field public static final java.lang.String EXTRA_IS_DEFAULT_CALL_SCREENING_APP = "android.telecom.extra.IS_DEFAULT_CALL_SCREENING_APP";
     field public static final java.lang.String EXTRA_NOTIFICATION_COUNT = "android.telecom.extra.NOTIFICATION_COUNT";
     field public static final java.lang.String EXTRA_NOTIFICATION_PHONE_NUMBER = "android.telecom.extra.NOTIFICATION_PHONE_NUMBER";
     field public static final java.lang.String EXTRA_OUTGOING_CALL_EXTRAS = "android.telecom.extra.OUTGOING_CALL_EXTRAS";
@@ -42276,7 +42281,6 @@
     method public int getLevel();
     method public int getRsrp();
     method public int getRsrq();
-    method public int getRssi();
     method public int getRssnr();
     method public int getTimingAdvance();
     method public void writeToParcel(android.os.Parcel, int);
diff --git a/config/hiddenapi-light-greylist.txt b/config/hiddenapi-light-greylist.txt
index 56ec0cf..b5fdf76 100644
--- a/config/hiddenapi-light-greylist.txt
+++ b/config/hiddenapi-light-greylist.txt
@@ -2373,84 +2373,3 @@
 Lorg/ccil/cowan/tagsoup/Schema;->thePrefix:Ljava/lang/String;
 Lorg/ccil/cowan/tagsoup/Schema;->theRoot:Lorg/ccil/cowan/tagsoup/ElementType;
 Lorg/ccil/cowan/tagsoup/Schema;->theURI:Ljava/lang/String;
-Lsun/misc/Cleaner;->clean()V
-Lsun/misc/Unsafe;->addressSize()I
-Lsun/misc/Unsafe;->allocateInstance(Ljava/lang/Class;)Ljava/lang/Object;
-Lsun/misc/Unsafe;->allocateMemory(J)J
-Lsun/misc/Unsafe;->arrayBaseOffset(Ljava/lang/Class;)I
-Lsun/misc/Unsafe;->arrayIndexScale(Ljava/lang/Class;)I
-Lsun/misc/Unsafe;->compareAndSwapInt(Ljava/lang/Object;JII)Z
-Lsun/misc/Unsafe;->compareAndSwapLong(Ljava/lang/Object;JJJ)Z
-Lsun/misc/Unsafe;->compareAndSwapObject(Ljava/lang/Object;JLjava/lang/Object;Ljava/lang/Object;)Z
-Lsun/misc/Unsafe;->copyMemory(JJJ)V
-Lsun/misc/Unsafe;->copyMemoryFromPrimitiveArray(Ljava/lang/Object;JJJ)V
-Lsun/misc/Unsafe;->copyMemoryToPrimitiveArray(JLjava/lang/Object;JJ)V
-Lsun/misc/Unsafe;->freeMemory(J)V
-Lsun/misc/Unsafe;->fullFence()V
-Lsun/misc/Unsafe;->getAndAddInt(Ljava/lang/Object;JI)I
-Lsun/misc/Unsafe;->getAndAddLong(Ljava/lang/Object;JJ)J
-Lsun/misc/Unsafe;->getAndSetInt(Ljava/lang/Object;JI)I
-Lsun/misc/Unsafe;->getAndSetLong(Ljava/lang/Object;JJ)J
-Lsun/misc/Unsafe;->getAndSetObject(Ljava/lang/Object;JLjava/lang/Object;)Ljava/lang/Object;
-Lsun/misc/Unsafe;->getArrayBaseOffsetForComponentType(Ljava/lang/Class;)I
-Lsun/misc/Unsafe;->getArrayIndexScaleForComponentType(Ljava/lang/Class;)I
-Lsun/misc/Unsafe;->getBoolean(Ljava/lang/Object;J)Z
-Lsun/misc/Unsafe;->getByte(J)B
-Lsun/misc/Unsafe;->getByte(Ljava/lang/Object;J)B
-Lsun/misc/Unsafe;->getChar(J)C
-Lsun/misc/Unsafe;->getChar(Ljava/lang/Object;J)C
-Lsun/misc/Unsafe;->getDouble(J)D
-Lsun/misc/Unsafe;->getDouble(Ljava/lang/Object;J)D
-Lsun/misc/Unsafe;->getFloat(J)F
-Lsun/misc/Unsafe;->getFloat(Ljava/lang/Object;J)F
-Lsun/misc/Unsafe;->getInt(J)I
-Lsun/misc/Unsafe;->getInt(Ljava/lang/Object;J)I
-Lsun/misc/Unsafe;->getIntVolatile(Ljava/lang/Object;J)I
-Lsun/misc/Unsafe;->getLong(J)J
-Lsun/misc/Unsafe;->getLong(Ljava/lang/Object;J)J
-Lsun/misc/Unsafe;->getLongVolatile(Ljava/lang/Object;J)J
-Lsun/misc/Unsafe;->getObject(Ljava/lang/Object;J)Ljava/lang/Object;
-Lsun/misc/Unsafe;->getObjectVolatile(Ljava/lang/Object;J)Ljava/lang/Object;
-Lsun/misc/Unsafe;->getShort(J)S
-Lsun/misc/Unsafe;->getShort(Ljava/lang/Object;J)S
-Lsun/misc/Unsafe;->getUnsafe()Lsun/misc/Unsafe;
-Lsun/misc/Unsafe;->INVALID_FIELD_OFFSET:I
-Lsun/misc/Unsafe;->loadFence()V
-Lsun/misc/Unsafe;->objectFieldOffset(Ljava/lang/reflect/Field;)J
-Lsun/misc/Unsafe;->pageSize()I
-Lsun/misc/Unsafe;->park(ZJ)V
-Lsun/misc/Unsafe;->putBoolean(Ljava/lang/Object;JZ)V
-Lsun/misc/Unsafe;->putByte(JB)V
-Lsun/misc/Unsafe;->putByte(Ljava/lang/Object;JB)V
-Lsun/misc/Unsafe;->putChar(JC)V
-Lsun/misc/Unsafe;->putChar(Ljava/lang/Object;JC)V
-Lsun/misc/Unsafe;->putDouble(JD)V
-Lsun/misc/Unsafe;->putDouble(Ljava/lang/Object;JD)V
-Lsun/misc/Unsafe;->putFloat(JF)V
-Lsun/misc/Unsafe;->putFloat(Ljava/lang/Object;JF)V
-Lsun/misc/Unsafe;->putInt(JI)V
-Lsun/misc/Unsafe;->putInt(Ljava/lang/Object;JI)V
-Lsun/misc/Unsafe;->putIntVolatile(Ljava/lang/Object;JI)V
-Lsun/misc/Unsafe;->putLong(JJ)V
-Lsun/misc/Unsafe;->putLong(Ljava/lang/Object;JJ)V
-Lsun/misc/Unsafe;->putLongVolatile(Ljava/lang/Object;JJ)V
-Lsun/misc/Unsafe;->putObject(Ljava/lang/Object;JLjava/lang/Object;)V
-Lsun/misc/Unsafe;->putObjectVolatile(Ljava/lang/Object;JLjava/lang/Object;)V
-Lsun/misc/Unsafe;->putOrderedInt(Ljava/lang/Object;JI)V
-Lsun/misc/Unsafe;->putOrderedLong(Ljava/lang/Object;JJ)V
-Lsun/misc/Unsafe;->putOrderedObject(Ljava/lang/Object;JLjava/lang/Object;)V
-Lsun/misc/Unsafe;->putShort(JS)V
-Lsun/misc/Unsafe;->putShort(Ljava/lang/Object;JS)V
-Lsun/misc/Unsafe;->setMemory(JJB)V
-Lsun/misc/Unsafe;->storeFence()V
-Lsun/misc/Unsafe;->theUnsafe:Lsun/misc/Unsafe;
-Lsun/misc/Unsafe;->THE_ONE:Lsun/misc/Unsafe;
-Lsun/misc/Unsafe;->unpark(Ljava/lang/Object;)V
-Lsun/misc/URLClassPath$JarLoader;->getJarFile()Ljava/util/jar/JarFile;
-Lsun/misc/URLClassPath;->lmap:Ljava/util/HashMap;
-Lsun/misc/URLClassPath;->loaders:Ljava/util/ArrayList;
-Lsun/misc/URLClassPath;->urls:Ljava/util/Stack;
-Lsun/nio/ch/DirectBuffer;->cleaner()Lsun/misc/Cleaner;
-Lsun/security/x509/AlgorithmId;->get(Ljava/lang/String;)Lsun/security/x509/AlgorithmId;
-Lsun/security/x509/AlgorithmId;->getName()Ljava/lang/String;
-Lsun/security/x509/AVA;->hasRFC2253Keyword()Z
diff --git a/core/java/android/net/INetdEventCallback.aidl b/core/java/android/net/INetdEventCallback.aidl
index 1e75bf4..4b1a08d 100644
--- a/core/java/android/net/INetdEventCallback.aidl
+++ b/core/java/android/net/INetdEventCallback.aidl
@@ -28,6 +28,11 @@
      * Reports a single DNS lookup function call.
      * This method must not block or perform long-running operations.
      *
+     * @param netId the ID of the network the lookup was performed on.
+     * @param eventType one of the EVENT_* constants in {@link INetdEventListener}.
+     * @param returnCode the return value of the query, may vary based on {@code eventType}. See
+     *        {@code getaddrinfo()}, {@code gethostbyaddr()} and {@code gethostbyname()} section in
+     *        bionic/libc/include/netdb.h.
      * @param hostname the name that was looked up.
      * @param ipAddresses (possibly a subset of) the IP addresses returned.
      *        At most {@link #DNS_REPORTED_IP_ADDRESSES_LIMIT} addresses are logged.
@@ -36,8 +41,8 @@
      * @param timestamp the timestamp at which the query was reported by netd.
      * @param uid the UID of the application that performed the query.
      */
-    void onDnsEvent(String hostname, in String[] ipAddresses, int ipAddressesCount, long timestamp,
-            int uid);
+    void onDnsEvent(int netId, int eventType, int returnCode, String hostname,
+            in String[] ipAddresses, int ipAddressesCount, long timestamp, int uid);
 
     /**
      * Represents a private DNS validation success or failure.
diff --git a/core/java/com/android/server/net/BaseNetdEventCallback.java b/core/java/com/android/server/net/BaseNetdEventCallback.java
index fdba2f3..97247aa 100644
--- a/core/java/com/android/server/net/BaseNetdEventCallback.java
+++ b/core/java/com/android/server/net/BaseNetdEventCallback.java
@@ -26,8 +26,8 @@
  */
 public class BaseNetdEventCallback extends INetdEventCallback.Stub {
     @Override
-    public void onDnsEvent(String hostname, String[] ipAddresses,
-            int ipAddressesCount, long timestamp, int uid) {
+    public void onDnsEvent(int netId, int eventType, int returnCode, String hostname,
+            String[] ipAddresses, int ipAddressesCount, long timestamp, int uid) {
         // default no-op
     }
 
diff --git a/core/res/res/xml/sms_short_codes.xml b/core/res/res/xml/sms_short_codes.xml
index 7b3d940..7163769 100644
--- a/core/res/res/xml/sms_short_codes.xml
+++ b/core/res/res/xml/sms_short_codes.xml
@@ -187,7 +187,7 @@
     <shortcode country="my" pattern="\\d{5}" premium="32298|33776" free="22099|28288" />
 
     <!-- The Netherlands, 4 digits, known premium codes listed, plus EU -->
-    <shortcode country="nl" pattern="\\d{4}" premium="4466|5040" free="116\\d{3}|2223|6225|2223" />
+    <shortcode country="nl" pattern="\\d{4}" premium="4466|5040" free="116\\d{3}|2223|6225|2223|1662" />
 
     <!-- Nigeria -->
     <shortcode country="ng" pattern="\\d{1,5}" free="2441" />
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java
index 384a6e7..fc815be 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarSignalPolicy.java
@@ -38,6 +38,7 @@
 import com.android.systemui.statusbar.policy.NetworkController.IconState;
 import com.android.systemui.statusbar.policy.NetworkControllerImpl;
 import com.android.systemui.statusbar.policy.SecurityController;
+import com.android.systemui.tuner.TunerService;
 import com.android.systemui.tuner.TunerService.Tunable;
 import java.util.ArrayList;
 import java.util.List;
@@ -88,11 +89,13 @@
         mNetworkController = Dependency.get(NetworkController.class);
         mSecurityController = Dependency.get(SecurityController.class);
 
+        Dependency.get(TunerService.class).addTunable(this, StatusBarIconController.ICON_BLACKLIST);
         mNetworkController.addCallback(this);
         mSecurityController.addCallback(this);
     }
 
     public void destroy() {
+        Dependency.get(TunerService.class).removeTunable(this);
         mNetworkController.removeCallback(this);
         mSecurityController.removeCallback(this);
     }
@@ -136,6 +139,7 @@
             mBlockWifi = blockWifi || mForceBlockWifi;
             // Re-register to get new callbacks.
             mNetworkController.removeCallback(this);
+            mNetworkController.addCallback(this);
         }
     }
 
diff --git a/services/core/java/com/android/server/connectivity/NetdEventListenerService.java b/services/core/java/com/android/server/connectivity/NetdEventListenerService.java
index 4f31e53..422f556 100644
--- a/services/core/java/com/android/server/connectivity/NetdEventListenerService.java
+++ b/services/core/java/com/android/server/connectivity/NetdEventListenerService.java
@@ -208,7 +208,8 @@
 
         for (INetdEventCallback callback : mNetdEventCallbackList) {
             if (callback != null) {
-                callback.onDnsEvent(hostname, ipAddresses, ipAddressesCount, timestamp, uid);
+                callback.onDnsEvent(netId, eventType, returnCode, hostname, ipAddresses,
+                        ipAddressesCount, timestamp, uid);
             }
         }
     }
diff --git a/services/core/java/com/android/server/net/watchlist/NetworkWatchlistService.java b/services/core/java/com/android/server/net/watchlist/NetworkWatchlistService.java
index 29b1339..fa90e90 100644
--- a/services/core/java/com/android/server/net/watchlist/NetworkWatchlistService.java
+++ b/services/core/java/com/android/server/net/watchlist/NetworkWatchlistService.java
@@ -142,8 +142,8 @@
 
     private final INetdEventCallback mNetdEventCallback = new BaseNetdEventCallback() {
         @Override
-        public void onDnsEvent(String hostname, String[] ipAddresses, int ipAddressesCount,
-                long timestamp, int uid) {
+        public void onDnsEvent(int netId, int eventType, int returnCode, String hostname,
+                String[] ipAddresses, int ipAddressesCount, long timestamp, int uid) {
             if (!mIsLoggingEnabled) {
                 return;
             }
diff --git a/services/core/java/com/android/server/pm/dex/DexManager.java b/services/core/java/com/android/server/pm/dex/DexManager.java
index 392d4d8..753c283 100644
--- a/services/core/java/com/android/server/pm/dex/DexManager.java
+++ b/services/core/java/com/android/server/pm/dex/DexManager.java
@@ -30,6 +30,7 @@
 import android.os.SystemProperties;
 import android.os.UserHandle;
 import android.provider.Settings.Global;
+import android.util.Log;
 import android.util.Slog;
 import android.util.jar.StrictJarFile;
 
@@ -74,7 +75,7 @@
     private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB_LIST =
             "pm.dexopt.priv-apps-oob-list";
 
-    private static final boolean DEBUG = false;
+    private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
     private final Context mContext;
 
@@ -192,6 +193,16 @@
         String[] classLoaderContexts = DexoptUtils.processContextForDexLoad(
                 classLoaderNames, classPaths);
 
+        // A null classLoaderContexts means that there are unsupported class loaders in the
+        // chain.
+        if (classLoaderContexts == null) {
+            if (DEBUG) {
+                Slog.i(TAG, loadingAppInfo.packageName +
+                        " uses unsupported class loader in " + classLoaderNames);
+            }
+            return;
+        }
+
         int dexPathIndex = 0;
         for (String dexPath : dexPathsToRegister) {
             // Find the owning package name.
@@ -219,14 +230,10 @@
                 }
 
                 // Record dex file usage. If the current usage is a new pattern (e.g. new secondary,
-                // or UsedBytOtherApps), record will return true and we trigger an async write
+                // or UsedByOtherApps), record will return true and we trigger an async write
                 // to disk to make sure we don't loose the data in case of a reboot.
 
-                // A null classLoaderContexts means that there are unsupported class loaders in the
-                // chain.
-                String classLoaderContext = classLoaderContexts == null
-                        ? PackageDexUsage.UNSUPPORTED_CLASS_LOADER_CONTEXT
-                        : classLoaderContexts[dexPathIndex];
+                String classLoaderContext = classLoaderContexts[dexPathIndex];
                 if (mPackageDexUsage.record(searchResult.mOwningPackageName,
                         dexPath, loaderUserId, loaderIsa, isUsedByOtherApps, primaryOrSplit,
                         loadingAppInfo.packageName, classLoaderContext)) {
diff --git a/services/core/java/com/android/server/pm/dex/PackageDexUsage.java b/services/core/java/com/android/server/pm/dex/PackageDexUsage.java
index 602ce3b..86f7380 100644
--- a/services/core/java/com/android/server/pm/dex/PackageDexUsage.java
+++ b/services/core/java/com/android/server/pm/dex/PackageDexUsage.java
@@ -21,6 +21,7 @@
 import android.os.Build;
 
 import com.android.internal.annotations.GuardedBy;
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.util.FastPrintWriter;
 import com.android.server.pm.AbstractStatsBase;
 import com.android.server.pm.PackageManagerServiceUtils;
@@ -78,14 +79,16 @@
     // skip optimizations on that dex files.
     /*package*/ static final String VARIABLE_CLASS_LOADER_CONTEXT =
             "=VariableClassLoaderContext=";
-    // The marker used for unsupported class loader contexts.
-    /*package*/ static final String UNSUPPORTED_CLASS_LOADER_CONTEXT =
-            "=UnsupportedClassLoaderContext=";
     // The markers used for unknown class loader contexts. This can happen if the dex file was
     // recorded in a previous version and we didn't have a chance to update its usage.
     /*package*/ static final String UNKNOWN_CLASS_LOADER_CONTEXT =
             "=UnknownClassLoaderContext=";
 
+    // The marker used for unsupported class loader contexts (no longer written, may occur in old
+    // files so discarded on read).
+    private static final String UNSUPPORTED_CLASS_LOADER_CONTEXT =
+            "=UnsupportedClassLoaderContext=";
+
     // Map which structures the information we have on a package.
     // Maps package name to package data (which stores info about UsedByOtherApps and
     // secondary dex files.).
@@ -365,6 +368,12 @@
                 Set<String> loadingPackages = maybeReadLoadingPackages(in, version);
                 String classLoaderContext = maybeReadClassLoaderContext(in, version);
 
+                if (UNSUPPORTED_CLASS_LOADER_CONTEXT.equals(classLoaderContext)) {
+                    // We used to record use of unsupported class loaders, but we no longer do.
+                    // Discard such entries; they will be deleted when we next write the file.
+                    continue;
+                }
+
                 int ownerUserId = Integer.parseInt(elems[0]);
                 boolean isUsedByOtherApps = readBoolean(elems[1]);
                 DexUseInfo dexUseInfo = new DexUseInfo(isUsedByOtherApps, ownerUserId,
@@ -709,13 +718,13 @@
         //      the compiled code will be private.
         private boolean mUsedByOtherAppsBeforeUpgrade;
 
-        public PackageUseInfo() {
+        /*package*/ PackageUseInfo() {
             mCodePathsUsedByOtherApps = new HashMap<>();
             mDexUseInfoMap = new HashMap<>();
         }
 
         // Creates a deep copy of the `other`.
-        public PackageUseInfo(PackageUseInfo other) {
+        private PackageUseInfo(PackageUseInfo other) {
             mCodePathsUsedByOtherApps = new HashMap<>();
             for (Map.Entry<String, Set<String>> e : other.mCodePathsUsedByOtherApps.entrySet()) {
                 mCodePathsUsedByOtherApps.put(e.getKey(), new HashSet<>(e.getValue()));
@@ -796,8 +805,9 @@
         // Packages who load this dex file.
         private final Set<String> mLoadingPackages;
 
-        public DexUseInfo(boolean isUsedByOtherApps, int ownerUserId, String classLoaderContext,
-                String loaderIsa) {
+        @VisibleForTesting
+        /* package */ DexUseInfo(boolean isUsedByOtherApps, int ownerUserId,
+                String classLoaderContext, String loaderIsa) {
             mIsUsedByOtherApps = isUsedByOtherApps;
             mOwnerUserId = ownerUserId;
             mClassLoaderContext = classLoaderContext;
@@ -809,7 +819,7 @@
         }
 
         // Creates a deep copy of the `other`.
-        public DexUseInfo(DexUseInfo other) {
+        private DexUseInfo(DexUseInfo other) {
             mIsUsedByOtherApps = other.mIsUsedByOtherApps;
             mOwnerUserId = other.mOwnerUserId;
             mClassLoaderContext = other.mClassLoaderContext;
@@ -827,11 +837,7 @@
             if (UNKNOWN_CLASS_LOADER_CONTEXT.equals(mClassLoaderContext)) {
                 // Can happen if we read a previous version.
                 mClassLoaderContext = dexUseInfo.mClassLoaderContext;
-            } else if (UNSUPPORTED_CLASS_LOADER_CONTEXT.equals(dexUseInfo.mClassLoaderContext)) {
-                // We detected an unsupported context.
-                mClassLoaderContext = UNSUPPORTED_CLASS_LOADER_CONTEXT;
-            } else if (!UNSUPPORTED_CLASS_LOADER_CONTEXT.equals(mClassLoaderContext) &&
-                    !Objects.equals(mClassLoaderContext, dexUseInfo.mClassLoaderContext)) {
+            } else if (!Objects.equals(mClassLoaderContext, dexUseInfo.mClassLoaderContext)) {
                 // We detected a context change.
                 mClassLoaderContext = VARIABLE_CLASS_LOADER_CONTEXT;
             }
@@ -846,7 +852,7 @@
             return mIsUsedByOtherApps;
         }
 
-        public int getOwnerUserId() {
+        /* package */ int getOwnerUserId() {
             return mOwnerUserId;
         }
 
@@ -860,17 +866,15 @@
 
         public String getClassLoaderContext() { return mClassLoaderContext; }
 
-        public boolean isUnsupportedClassLoaderContext() {
-            return UNSUPPORTED_CLASS_LOADER_CONTEXT.equals(mClassLoaderContext);
-        }
-
-        public boolean isUnknownClassLoaderContext() {
+        @VisibleForTesting
+        /* package */ boolean isUnknownClassLoaderContext() {
             // The class loader context may be unknown if we loaded the data from a previous version
             // which didn't save the context.
             return UNKNOWN_CLASS_LOADER_CONTEXT.equals(mClassLoaderContext);
         }
 
-        public boolean isVariableClassLoaderContext() {
+        @VisibleForTesting
+        /* package */ boolean isVariableClassLoaderContext() {
             return VARIABLE_CLASS_LOADER_CONTEXT.equals(mClassLoaderContext);
         }
     }
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/NetworkLogger.java b/services/devicepolicy/java/com/android/server/devicepolicy/NetworkLogger.java
index 0967652..d8c2ad8 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/NetworkLogger.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/NetworkLogger.java
@@ -53,8 +53,8 @@
 
     private final INetdEventCallback mNetdEventCallback = new BaseNetdEventCallback() {
         @Override
-        public void onDnsEvent(String hostname, String[] ipAddresses, int ipAddressesCount,
-                long timestamp, int uid) {
+        public void onDnsEvent(int netId, int eventType, int returnCode, String hostname,
+                String[] ipAddresses, int ipAddressesCount, long timestamp, int uid) {
             if (!mIsLoggingEnabled.get()) {
                 return;
             }
diff --git a/services/tests/servicestests/AndroidManifest.xml b/services/tests/servicestests/AndroidManifest.xml
index d46b991..13ba229 100644
--- a/services/tests/servicestests/AndroidManifest.xml
+++ b/services/tests/servicestests/AndroidManifest.xml
@@ -143,7 +143,8 @@
         <activity android:name="com.android.server.pm.BaseShortcutManagerTest$ShortcutActivity2" />
         <activity android:name="com.android.server.pm.BaseShortcutManagerTest$ShortcutActivity3" />
 
-        <activity android:name="com.android.server.wm.ScreenDecorWindowTests$TestActivity" />
+        <activity android:name="com.android.server.wm.ScreenDecorWindowTests$TestActivity"
+                  android:showWhenLocked="true" />
 
         <activity android:name="com.android.server.pm.ShortcutTestActivity"
                  android:enabled="true" android:exported="true" />
diff --git a/services/tests/servicestests/src/com/android/server/net/watchlist/NetworkWatchlistServiceTests.java b/services/tests/servicestests/src/com/android/server/net/watchlist/NetworkWatchlistServiceTests.java
index ccd3cdd..a802ff7 100644
--- a/services/tests/servicestests/src/com/android/server/net/watchlist/NetworkWatchlistServiceTests.java
+++ b/services/tests/servicestests/src/com/android/server/net/watchlist/NetworkWatchlistServiceTests.java
@@ -51,7 +51,9 @@
 @MediumTest
 public class NetworkWatchlistServiceTests {
 
-    private static final long NETWOR_EVENT_TIMEOUT_SEC = 1;
+    private static final long NETWORK_EVENT_TIMEOUT_SEC = 1;
+    private static final int TEST_NETID = 100;
+    private static final int TEST_EVENT_TYPE = 1;
     private static final String TEST_HOST = "testhost.com";
     private static final String TEST_IP = "7.6.8.9";
     private static final String[] TEST_IPS =
@@ -180,8 +182,9 @@
                     }
                 };
         mWatchlistService.mNetworkWatchlistHandler = testDnsHandler;
-        connectivityMetrics.callback.onDnsEvent(TEST_HOST, TEST_IPS, TEST_IPS.length, 123L, 456);
-        if (!testDnsLatch.await(NETWOR_EVENT_TIMEOUT_SEC, TimeUnit.SECONDS)) {
+        connectivityMetrics.callback.onDnsEvent(TEST_NETID, TEST_EVENT_TYPE, 0,
+                TEST_HOST, TEST_IPS, TEST_IPS.length, 123L, 456);
+        if (!testDnsLatch.await(NETWORK_EVENT_TIMEOUT_SEC, TimeUnit.SECONDS)) {
             fail("Timed out waiting for network event");
         }
         assertEquals(TEST_HOST, dnsParams[0]);
@@ -206,7 +209,7 @@
                 };
         mWatchlistService.mNetworkWatchlistHandler = testConnectHandler;
         connectivityMetrics.callback.onConnectEvent(TEST_IP, 80, 123L, 456);
-        if (!testConnectLatch.await(NETWOR_EVENT_TIMEOUT_SEC, TimeUnit.SECONDS)) {
+        if (!testConnectLatch.await(NETWORK_EVENT_TIMEOUT_SEC, TimeUnit.SECONDS)) {
             fail("Timed out waiting for network event");
         }
         assertNull(connectParams[0]);
diff --git a/services/tests/servicestests/src/com/android/server/pm/dex/DexManagerTests.java b/services/tests/servicestests/src/com/android/server/pm/dex/DexManagerTests.java
index 147347d..030f9cc 100644
--- a/services/tests/servicestests/src/com/android/server/pm/dex/DexManagerTests.java
+++ b/services/tests/servicestests/src/com/android/server/pm/dex/DexManagerTests.java
@@ -402,15 +402,7 @@
         List<String> secondaries = mBarUser0UnsupportedClassLoader.getSecondaryDexPaths();
         notifyDexLoad(mBarUser0UnsupportedClassLoader, secondaries, mUser0);
 
-        PackageUseInfo pui = getPackageUseInfo(mBarUser0UnsupportedClassLoader);
-        assertIsUsedByOtherApps(mBarUser0UnsupportedClassLoader, pui, false);
-        assertEquals(secondaries.size(), pui.getDexUseInfoMap().size());
-        // We expect that all the contexts are unsupported.
-        String[] expectedContexts =
-                Collections.nCopies(secondaries.size(),
-                        PackageDexUsage.UNSUPPORTED_CLASS_LOADER_CONTEXT).toArray(new String[0]);
-        assertSecondaryUse(mBarUser0UnsupportedClassLoader, pui, secondaries,
-                /*isUsedByOtherApps*/false, mUser0, expectedContexts);
+        assertNoUseInfo(mBarUser0UnsupportedClassLoader);
     }
 
     @Test
@@ -439,27 +431,18 @@
     }
 
     @Test
-    public void testNotifyUnsupportedClassLoaderDoesNotChange() {
-        List<String> secondaries = mBarUser0UnsupportedClassLoader.getSecondaryDexPaths();
+    public void testNotifyUnsupportedClassLoaderDoesNotChangeExisting() {
+        List<String> secondaries = mBarUser0.getSecondaryDexPaths();
+
+        notifyDexLoad(mBarUser0, secondaries, mUser0);
+        PackageUseInfo pui = getPackageUseInfo(mBarUser0);
+        assertSecondaryUse(mBarUser0, pui, secondaries, /*isUsedByOtherApps*/false, mUser0);
+
+        // Record bar secondaries again with an unsupported class loader. This should not change the
+        // context.
         notifyDexLoad(mBarUser0UnsupportedClassLoader, secondaries, mUser0);
-
-        PackageUseInfo pui = getPackageUseInfo(mBarUser0UnsupportedClassLoader);
-        assertIsUsedByOtherApps(mBarUser0UnsupportedClassLoader, pui, false);
-        assertEquals(secondaries.size(), pui.getDexUseInfoMap().size());
-        // We expect that all the contexts are unsupported.
-        String[] expectedContexts =
-                Collections.nCopies(secondaries.size(),
-                        PackageDexUsage.UNSUPPORTED_CLASS_LOADER_CONTEXT).toArray(new String[0]);
-        assertSecondaryUse(mBarUser0UnsupportedClassLoader, pui, secondaries,
-                /*isUsedByOtherApps*/false, mUser0, expectedContexts);
-
-        // Record bar secondaries again with a different class loader. This will change the context.
-        // However, because the context was already marked as unsupported we should not chage it.
-        notifyDexLoad(mBarUser0DelegateLastClassLoader, secondaries, mUser0);
-        pui = getPackageUseInfo(mBarUser0UnsupportedClassLoader);
-        assertSecondaryUse(mBarUser0UnsupportedClassLoader, pui, secondaries,
-                /*isUsedByOtherApps*/false, mUser0, expectedContexts);
-
+        pui = getPackageUseInfo(mBarUser0);
+        assertSecondaryUse(mBarUser0, pui, secondaries, /*isUsedByOtherApps*/false, mUser0);
     }
 
     @Test
diff --git a/services/tests/servicestests/src/com/android/server/pm/dex/PackageDexUsageTests.java b/services/tests/servicestests/src/com/android/server/pm/dex/PackageDexUsageTests.java
index 69a148d..0de0503 100644
--- a/services/tests/servicestests/src/com/android/server/pm/dex/PackageDexUsageTests.java
+++ b/services/tests/servicestests/src/com/android/server/pm/dex/PackageDexUsageTests.java
@@ -398,20 +398,6 @@
     }
 
     @Test
-    public void testRecordClassLoaderContextUnsupportedContext() {
-        // Record a secondary dex file.
-        assertTrue(record(mFooSecondary1User0));
-        // Now update its context.
-        TestData unsupportedContext = mFooSecondary1User0.updateClassLoaderContext(
-                PackageDexUsage.UNSUPPORTED_CLASS_LOADER_CONTEXT);
-        assertTrue(record(unsupportedContext));
-
-        assertPackageDexUsage(null, unsupportedContext);
-        writeAndReadBack();
-        assertPackageDexUsage(null, unsupportedContext);
-    }
-
-    @Test
     public void testRecordClassLoaderContextTransitionFromUnknown() {
         // Record a secondary dex file.
         TestData unknownContext = mFooSecondary1User0.updateClassLoaderContext(
@@ -439,29 +425,41 @@
         PackageDexUsage.DexUseInfo validContext = new DexUseInfo(isUsedByOtherApps, userId,
                 "valid_context", "arm");
         assertFalse(validContext.isUnknownClassLoaderContext());
-        assertFalse(validContext.isUnsupportedClassLoaderContext());
         assertFalse(validContext.isVariableClassLoaderContext());
 
-        PackageDexUsage.DexUseInfo unsupportedContext = new DexUseInfo(isUsedByOtherApps, userId,
-                PackageDexUsage.UNSUPPORTED_CLASS_LOADER_CONTEXT, "arm");
-        assertFalse(unsupportedContext.isUnknownClassLoaderContext());
-        assertTrue(unsupportedContext.isUnsupportedClassLoaderContext());
-        assertFalse(unsupportedContext.isVariableClassLoaderContext());
-
         PackageDexUsage.DexUseInfo variableContext = new DexUseInfo(isUsedByOtherApps, userId,
                 PackageDexUsage.VARIABLE_CLASS_LOADER_CONTEXT, "arm");
         assertFalse(variableContext.isUnknownClassLoaderContext());
-        assertFalse(variableContext.isUnsupportedClassLoaderContext());
         assertTrue(variableContext.isVariableClassLoaderContext());
 
         PackageDexUsage.DexUseInfo unknownContext = new DexUseInfo(isUsedByOtherApps, userId,
                 PackageDexUsage.UNKNOWN_CLASS_LOADER_CONTEXT, "arm");
         assertTrue(unknownContext.isUnknownClassLoaderContext());
-        assertFalse(unknownContext.isUnsupportedClassLoaderContext());
         assertFalse(unknownContext.isVariableClassLoaderContext());
     }
 
     @Test
+    public void testUnsupportedClassLoaderDiscardedOnRead() throws Exception {
+        String content = "PACKAGE_MANAGER__PACKAGE_DEX_USAGE__2\n"
+                + mBarSecondary1User0.mPackageName + "\n"
+                + "#" + mBarSecondary1User0.mDexFile + "\n"
+                + "0,0," + mBarSecondary1User0.mLoaderIsa + "\n"
+                + "@\n"
+                + "=UnsupportedClassLoaderContext=\n"
+
+                + mFooSecondary1User0.mPackageName + "\n"
+                + "#" + mFooSecondary1User0.mDexFile + "\n"
+                + "0,0," + mFooSecondary1User0.mLoaderIsa + "\n"
+                + "@\n"
+                + mFooSecondary1User0.mClassLoaderContext + "\n";
+
+        mPackageDexUsage.read(new StringReader(content));
+
+        assertPackageDexUsage(mFooBaseUser0, mFooSecondary1User0);
+        assertPackageDexUsage(mBarBaseUser0);
+    }
+
+    @Test
     public void testReadVersion1() {
         String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_ABIS[0]);
         // Equivalent to
diff --git a/telecomm/java/android/telecom/TelecomManager.java b/telecomm/java/android/telecom/TelecomManager.java
index 3127b35..fa16bfe 100644
--- a/telecomm/java/android/telecom/TelecomManager.java
+++ b/telecomm/java/android/telecom/TelecomManager.java
@@ -15,6 +15,7 @@
 package android.telecom;
 
 import android.Manifest;
+import android.annotation.NonNull;
 import android.annotation.RequiresPermission;
 import android.annotation.SuppressAutoDoc;
 import android.annotation.SuppressLint;
@@ -175,6 +176,33 @@
             "android.telecom.extra.CHANGE_DEFAULT_DIALER_PACKAGE_NAME";
 
     /**
+     * Broadcast intent action indicating that the current default call screening app has changed.
+     *
+     * The string extra {@link #EXTRA_DEFAULT_CALL_SCREENING_APP_COMPONENT_NAME} will contain the
+     * name of the Component of the previous or the new call screening app.
+     *
+     * The boolean extra {@link #EXTRA_IS_DEFAULT_CALL_SCREENING_APP} will indicate the component
+     * name in the String extra {@link #EXTRA_DEFAULT_CALL_SCREENING_APP_COMPONENT_NAME} is default
+     * call screening app or not.
+     */
+    public static final String ACTION_DEFAULT_CALL_SCREENING_APP_CHANGED =
+        "android.telecom.action.DEFAULT_CALL_SCREENING_APP_CHANGED";
+
+    /**
+     * Extra value used with {@link #ACTION_DEFAULT_CALL_SCREENING_APP_CHANGED} broadcast to
+     * indicate the ComponentName of the call screening app which has changed.
+     */
+    public static final String EXTRA_DEFAULT_CALL_SCREENING_APP_COMPONENT_NAME =
+            "android.telecom.extra.DEFAULT_CALL_SCREENING_APP_COMPONENT_NAME";
+
+    /**
+     * Extra value used with {@link #ACTION_DEFAULT_CALL_SCREENING_APP_CHANGED} broadcast to
+     * indicate whether an app is the default call screening app.
+     */
+    public static final String EXTRA_IS_DEFAULT_CALL_SCREENING_APP =
+            "android.telecom.extra.IS_DEFAULT_CALL_SCREENING_APP";
+
+    /**
      * Optional extra for {@link android.content.Intent#ACTION_CALL} containing a boolean that
      * determines whether the speakerphone should be automatically turned on for an outgoing call.
      */
@@ -1169,6 +1197,79 @@
     }
 
     /**
+     * Used to trigger display of the ChangeDefaultCallScreeningApp activity to prompt the user to
+     * change the call screening app.
+     *
+     * A {@link SecurityException} will be thrown if calling package name doesn't match the package
+     * of the passed {@link ComponentName}
+     *
+     * @param componentName to verify that the calling package name matches the package of the
+     * passed ComponentName.
+     */
+    public void requestChangeDefaultCallScreeningApp(@NonNull ComponentName componentName) {
+        try {
+            if (isServiceConnected()) {
+                getTelecomService().requestChangeDefaultCallScreeningApp(componentName, mContext
+                    .getOpPackageName());
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG,
+                "RemoteException calling ITelecomService#requestChangeDefaultCallScreeningApp.",
+                e);
+        }
+    }
+
+    /**
+     * Used to verify that the passed ComponentName is default call screening app.
+     *
+     * @param componentName to verify that the package of the passed ComponentName matched the default
+     * call screening packageName.
+     *
+     * @return {@code true} if the passed componentName matches the default call screening's, {@code
+     * false} if the passed componentName is null, or it doesn't match default call screening's.
+     */
+    public boolean isDefaultCallScreeningApp(ComponentName componentName) {
+        try {
+            if (isServiceConnected()) {
+                return getTelecomService().isDefaultCallScreeningApp(componentName);
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG,
+                "RemoteException calling ITelecomService#isDefaultCallScreeningApp.",
+                e);
+        }
+        return false;
+    }
+
+    /**
+     * Used to set the default call screening package.
+     *
+     * Requires permission: {@link android.Manifest.permission#MODIFY_PHONE_STATE} Requires
+     * permission: {@link android.Manifest.permission#WRITE_SECURE_SETTINGS}
+     *
+     * A {@link IllegalArgumentException} will be thrown if the specified package and component name
+     * of {@link ComponentName} does't exist, or the specified component of {@link ComponentName}
+     * does't have {@link android.Manifest.permission#BIND_SCREENING_SERVICE}.
+     *
+     * @param componentName to set the default call screening to.
+     * @hide
+     */
+    @RequiresPermission(anyOf = {
+        android.Manifest.permission.MODIFY_PHONE_STATE,
+        android.Manifest.permission.WRITE_SECURE_SETTINGS
+    })
+    public void setDefaultCallScreeningApp(ComponentName componentName) {
+        try {
+            if (isServiceConnected()) {
+                getTelecomService().setDefaultCallScreeningApp(componentName);
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG,
+                "RemoteException calling ITelecomService#setDefaultCallScreeningApp.", e);
+        }
+    }
+
+    /**
      * Return whether a given phone number is the configured voicemail number for a
      * particular phone account.
      *
diff --git a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
index df7d683..d97f0c5 100644
--- a/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
+++ b/telecomm/java/com/android/internal/telecom/ITelecomService.aidl
@@ -256,6 +256,21 @@
     boolean setDefaultDialer(in String packageName);
 
     /**
+     * @see TelecomServiceImpl#requestChangeDefaultCallScreeningApp
+     */
+    void requestChangeDefaultCallScreeningApp(in ComponentName componentNamem, String callingPackage);
+
+    /**
+     * @see TelecomServiceImpl#isDefaultCallScreeningApp
+     */
+    boolean isDefaultCallScreeningApp(in ComponentName componentName);
+
+    /**
+     * @see TelecomServiceImpl#setDefaultCallScreeningApp
+     */
+    void setDefaultCallScreeningApp(in ComponentName componentName);
+
+    /**
     * @see TelecomServiceImpl#createManageBlockedNumbersIntent
     **/
     Intent createManageBlockedNumbersIntent();
diff --git a/telephony/java/android/telephony/AccessNetworkConstants.java b/telephony/java/android/telephony/AccessNetworkConstants.java
index cac9f2b..9c64cf6 100644
--- a/telephony/java/android/telephony/AccessNetworkConstants.java
+++ b/telephony/java/android/telephony/AccessNetworkConstants.java
@@ -32,7 +32,20 @@
         public static final int IWLAN = 5;
 
         /** @hide */
-        private AccessNetworkType() {};
+        private AccessNetworkType() {}
+
+        /** @hide */
+        public static String toString(int type) {
+            switch (type) {
+                case UNKNOWN: return "UNKNOWN";
+                case GERAN: return "GERAN";
+                case UTRAN: return "UTRAN";
+                case EUTRAN: return "EUTRAN";
+                case CDMA2000: return "CDMA2000";
+                case IWLAN: return "IWLAN";
+                default: return Integer.toString(type);
+            }
+        }
     }
 
     /**
@@ -47,7 +60,16 @@
         public static final int WLAN = 2;
 
         /** @hide */
-        private TransportType() {};
+        private TransportType() {}
+
+        /** @hide */
+        public static String toString(int type) {
+            switch (type) {
+                case WWAN: return "WWAN";
+                case WLAN: return "WLAN";
+                default: return Integer.toString(type);
+            }
+        }
     }
 
     /**
diff --git a/telephony/java/android/telephony/CellSignalStrengthLte.java b/telephony/java/android/telephony/CellSignalStrengthLte.java
index 05c1fd5..d6856b3 100644
--- a/telephony/java/android/telephony/CellSignalStrengthLte.java
+++ b/telephony/java/android/telephony/CellSignalStrengthLte.java
@@ -31,27 +31,8 @@
     private static final String LOG_TAG = "CellSignalStrengthLte";
     private static final boolean DBG = false;
 
-    /**
-     * Indicates the unknown or undetectable RSSI value in ASU.
-     *
-     * Reference: TS 27.007 8.5 - Signal quality +CSQ
-     */
-    private static final int SIGNAL_STRENGTH_LTE_RSSI_ASU_UNKNOWN = 99;
-    /**
-     * Indicates the maximum valid RSSI value in ASU.
-     *
-     * Reference: TS 27.007 8.5 - Signal quality +CSQ
-     */
-    private static final int SIGNAL_STRENGTH_LTE_RSSI_VALID_ASU_MAX_VALUE = 31;
-    /**
-     * Indicates the minimum valid RSSI value in ASU.
-     *
-     * Reference: TS 27.007 8.5 - Signal quality +CSQ
-     */
-    private static final int SIGNAL_STRENGTH_LTE_RSSI_VALID_ASU_MIN_VALUE = 0;
-
     @UnsupportedAppUsage
-    private int mRssi;
+    private int mSignalStrength;
     @UnsupportedAppUsage
     private int mRsrp;
     @UnsupportedAppUsage
@@ -70,9 +51,9 @@
     }
 
     /** @hide */
-    public CellSignalStrengthLte(int rssi, int rsrp, int rsrq, int rssnr, int cqi,
+    public CellSignalStrengthLte(int signalStrength, int rsrp, int rsrq, int rssnr, int cqi,
             int timingAdvance) {
-        mRssi = convertRssiAsuToDBm(rssi);
+        mSignalStrength = signalStrength;
         mRsrp = rsrp;
         mRsrq = rsrq;
         mRssnr = rssnr;
@@ -87,7 +68,7 @@
 
     /** @hide */
     protected void copyFrom(CellSignalStrengthLte s) {
-        mRssi = s.mRssi;
+        mSignalStrength = s.mSignalStrength;
         mRsrp = s.mRsrp;
         mRsrq = s.mRsrq;
         mRssnr = s.mRssnr;
@@ -104,7 +85,7 @@
     /** @hide */
     @Override
     public void setDefaultValues() {
-        mRssi = CellInfo.UNAVAILABLE;
+        mSignalStrength = CellInfo.UNAVAILABLE;
         mRsrp = CellInfo.UNAVAILABLE;
         mRsrq = CellInfo.UNAVAILABLE;
         mRssnr = CellInfo.UNAVAILABLE;
@@ -161,19 +142,6 @@
     }
 
     /**
-     * Get Received Signal Strength Indication (RSSI) in dBm
-     *
-     * The value range is [-113, -51] inclusively or {@link CellInfo#UNAVAILABLE} if unavailable.
-     *
-     * Reference: TS 27.007 8.5 Signal quality +CSQ
-     *
-     * @return the RSSI if available or {@link CellInfo#UNAVAILABLE} if unavailable.
-     */
-    public int getRssi() {
-        return mRssi;
-    }
-
-    /**
      * Get reference signal signal-to-noise ratio
      *
      * @return the RSSNR if available or
@@ -242,7 +210,7 @@
 
     @Override
     public int hashCode() {
-        return Objects.hash(mRssi, mRsrp, mRsrq, mRssnr, mCqi, mTimingAdvance);
+        return Objects.hash(mSignalStrength, mRsrp, mRsrq, mRssnr, mCqi, mTimingAdvance);
     }
 
     @Override
@@ -259,7 +227,7 @@
             return false;
         }
 
-        return mRssi == s.mRssi
+        return mSignalStrength == s.mSignalStrength
                 && mRsrp == s.mRsrp
                 && mRsrq == s.mRsrq
                 && mRssnr == s.mRssnr
@@ -273,7 +241,7 @@
     @Override
     public String toString() {
         return "CellSignalStrengthLte:"
-                + " rssi(dBm)=" + mRssi
+                + " ss=" + mSignalStrength
                 + " rsrp=" + mRsrp
                 + " rsrq=" + mRsrq
                 + " rssnr=" + mRssnr
@@ -285,7 +253,7 @@
     @Override
     public void writeToParcel(Parcel dest, int flags) {
         if (DBG) log("writeToParcel(Parcel, int): " + toString());
-        dest.writeInt(mRssi);
+        dest.writeInt(mSignalStrength);
         // Need to multiply rsrp and rsrq by -1
         // to ensure consistency when reading values written here
         // unless the values are invalid
@@ -301,7 +269,7 @@
      * where the token is already been processed.
      */
     private CellSignalStrengthLte(Parcel in) {
-        mRssi = convertRssiAsuToDBm(in.readInt());
+        mSignalStrength = in.readInt();
         // rsrp and rsrq are written into the parcel as positive values.
         // Need to convert into negative values unless the values are invalid
         mRsrp = in.readInt();
@@ -341,17 +309,4 @@
     private static void log(String s) {
         Rlog.w(LOG_TAG, s);
     }
-
-    private static int convertRssiAsuToDBm(int rssiAsu) {
-        if (rssiAsu != SIGNAL_STRENGTH_LTE_RSSI_ASU_UNKNOWN
-                && (rssiAsu < SIGNAL_STRENGTH_LTE_RSSI_VALID_ASU_MIN_VALUE
-                || rssiAsu > SIGNAL_STRENGTH_LTE_RSSI_VALID_ASU_MAX_VALUE)) {
-            Rlog.e(LOG_TAG, "convertRssiAsuToDBm: invalid RSSI in ASU=" + rssiAsu);
-            return CellInfo.UNAVAILABLE;
-        }
-        if (rssiAsu == SIGNAL_STRENGTH_LTE_RSSI_ASU_UNKNOWN) {
-            return CellInfo.UNAVAILABLE;
-        }
-        return -113 + (2 * rssiAsu);
-    }
 }
diff --git a/telephony/java/android/telephony/data/ApnSetting.java b/telephony/java/android/telephony/data/ApnSetting.java
index ed14f91..e1cb7cc 100644
--- a/telephony/java/android/telephony/data/ApnSetting.java
+++ b/telephony/java/android/telephony/data/ApnSetting.java
@@ -1184,6 +1184,16 @@
     }
 
     /**
+     * @param apnType APN type
+     * @return APN type in string format
+     * @hide
+     */
+    public static String getApnTypeString(int apnType) {
+        String apnTypeString = APN_TYPE_INT_MAP.get(apnType);
+        return apnTypeString == null ? "Unknown" : apnTypeString;
+    }
+
+    /**
      * @param types comma delimited list of APN types.
      * @return bitmask of APN types.
      * @hide