Merge changes I49a76582,Iac4b75bc into cw-f-dev

* changes:
  DO NOT MERGE ANYWHERE ConnectivityService: move reportNetworkConnectivity to handler
  DO NOT MERGE ANYWHERE ConnectivityService: safer locking
diff --git a/core/java/android/bluetooth/BluetoothAdapter.java b/core/java/android/bluetooth/BluetoothAdapter.java
index 542b06b..e1a2a2f 100644
--- a/core/java/android/bluetooth/BluetoothAdapter.java
+++ b/core/java/android/bluetooth/BluetoothAdapter.java
@@ -448,6 +448,30 @@
         "android.bluetooth.adapter.action.BLE_STATE_CHANGED";
 
     /**
+     * Intent used to broadcast the change in the Bluetooth address
+     * of the local Bluetooth adapter.
+     * <p>Always contains the extra field {@link
+     * #EXTRA_BLUETOOTH_ADDRESS} containing the Bluetooth address.
+     *
+     * Note: only system level processes are allowed to send this
+     * defined broadcast.
+     *
+     * @hide
+     */
+    public static final String ACTION_BLUETOOTH_ADDRESS_CHANGED =
+        "android.bluetooth.adapter.action.BLUETOOTH_ADDRESS_CHANGED";
+
+    /**
+     * Used as a String extra field in {@link
+     * #ACTION_BLUETOOTH_ADDRESS_CHANGED} intent to store the local
+     * Bluetooth address.
+     *
+     * @hide
+     */
+    public static final String EXTRA_BLUETOOTH_ADDRESS =
+          "android.bluetooth.adapter.extra.BLUETOOTH_ADDRESS";
+
+    /**
      * Broadcast Action: The notifys Bluetooth ACL connected event. This will be
      * by BLE Always on enabled application to know the ACL_CONNECTED event
      * when Bluetooth state in STATE_BLE_ON. This denotes GATT connection
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index c1c436d..3fc7ab7 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -121,6 +121,7 @@
     <protected-broadcast android:name="android.bluetooth.adapter.action.DISCOVERY_STARTED" />
     <protected-broadcast android:name="android.bluetooth.adapter.action.DISCOVERY_FINISHED" />
     <protected-broadcast android:name="android.bluetooth.adapter.action.LOCAL_NAME_CHANGED" />
+    <protected-broadcast android:name="android.bluetooth.adapter.action.BLUETOOTH_ADDRESS_CHANGED" />
     <protected-broadcast android:name="android.bluetooth.adapter.action.CONNECTION_STATE_CHANGED" />
     <protected-broadcast android:name="android.bluetooth.device.action.UUID" />
     <protected-broadcast android:name="android.bluetooth.device.action.MAS_INSTANCE" />
diff --git a/services/core/java/com/android/server/BluetoothManagerService.java b/services/core/java/com/android/server/BluetoothManagerService.java
index d767c46..97437c9 100644
--- a/services/core/java/com/android/server/BluetoothManagerService.java
+++ b/services/core/java/com/android/server/BluetoothManagerService.java
@@ -187,6 +187,14 @@
                 if (newName != null) {
                     storeNameAndAddress(newName, null);
                 }
+            } else if (BluetoothAdapter.ACTION_BLUETOOTH_ADDRESS_CHANGED.equals(action)) {
+                String newAddress = intent.getStringExtra(BluetoothAdapter.EXTRA_BLUETOOTH_ADDRESS);
+                if (newAddress != null) {
+                    if (DBG) Slog.d(TAG, "Bluetooth Adapter address changed to " + newAddress);
+                    storeNameAndAddress(null, newAddress);
+                } else {
+                    if (DBG) Slog.e(TAG, "No Bluetooth Adapter address parameter found");
+                }
             } else if (Intent.ACTION_AIRPLANE_MODE_CHANGED.equals(action)) {
                 synchronized(mReceiver) {
                     if (isBluetoothPersistedStateOn()) {
@@ -275,6 +283,9 @@
         registerForAirplaneMode(filter);
         filter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
         mContext.registerReceiver(mReceiver, filter);
+        filter = new IntentFilter(BluetoothAdapter.ACTION_BLUETOOTH_ADDRESS_CHANGED);
+        filter.setPriority(IntentFilter.SYSTEM_HIGH_PRIORITY);
+        mContext.registerReceiver(mReceiver, filter);
         loadStoredNameAndAddress();
         if (isBluetoothPersistedStateOn()) {
             if (DBG) Slog.d(TAG, "Startup: Bluetooth persisted state is ON.");
diff --git a/services/core/java/com/android/server/location/GnssLocationProvider.java b/services/core/java/com/android/server/location/GnssLocationProvider.java
index ae98077..ee46020 100644
--- a/services/core/java/com/android/server/location/GnssLocationProvider.java
+++ b/services/core/java/com/android/server/location/GnssLocationProvider.java
@@ -294,6 +294,9 @@
     // current setting - 4 hours
     private static final long MAX_RETRY_INTERVAL = 4*60*60*1000;
 
+    // Timeout when holding wakelocks for downloading XTRA data.
+    private static final long DOWNLOAD_XTRA_DATA_TIMEOUT_MS = 60 * 1000;
+
     private BackOff mNtpBackOff = new BackOff(RETRY_INTERVAL, MAX_RETRY_INTERVAL);
     private BackOff mXtraBackOff = new BackOff(RETRY_INTERVAL, MAX_RETRY_INTERVAL);
 
@@ -1023,7 +1026,7 @@
         mDownloadXtraDataPending = STATE_DOWNLOADING;
 
         // hold wake lock while task runs
-        mWakeLock.acquire();
+        mWakeLock.acquire(DOWNLOAD_XTRA_DATA_TIMEOUT_MS);
         Log.i(TAG, "WakeLock acquired by handleDownloadXtraData()");
         AsyncTask.THREAD_POOL_EXECUTOR.execute(new Runnable() {
             @Override
@@ -1046,7 +1049,11 @@
                 }
 
                 // release wake lock held by task
-                mWakeLock.release();
+                if (mWakeLock.isHeld()) {
+                    mWakeLock.release();
+                } else {
+                    Log.e(TAG, "WakeLock expired before release in handleDownloadXtraData()");
+                }
                 Log.i(TAG, "WakeLock released by handleDownloadXtraData()");
             }
         });