Fix memory leaks in system_server

unlink DeathRecipients in a whole bunch of places to avoid memory leaks

services/java/com/android/server/LocationManagerService.java

@@ -507,6 +507,7 @@ public class LocationManagerService extends ILocationManager.Stub implements Run
 
     private void removeProvider(LocationProviderProxy provider) {
         mProviders.remove(provider);
+        provider.unlinkProvider();
         mProvidersByName.remove(provider.getName());
     }
 

services/java/com/android/server/PowerManagerService.java

@@ -709,7 +709,10 @@ class PowerManagerService extends IPowerManager.Stub implements LocalPowerManage
                     p.awakeOnSet = true;
                 }
             } else {
-                mPokeLocks.remove(token);
+                PokeLock rLock = mPokeLocks.remove(token);
+                if (rLock != null) {
+                    token.unlinkToDeath(rLock, 0);
+                }
             }
 
             int oldPokey = mPokey;

services/java/com/android/server/WifiService.java

@@ -1875,7 +1875,9 @@ public class WifiService extends IWifiManager.Stub {
         private WifiLock removeLock(IBinder binder) {
             int index = findLockByBinder(binder);
             if (index >= 0) {
-                return mList.remove(index);
+                WifiLock ret = mList.remove(index);
+                ret.unlinkDeathRecipient();
+                return ret;
             } else {
                 return null;
             }
@@ -1987,6 +1989,10 @@ public class WifiService extends IWifiManager.Stub {
                 binderDied();
             }
         }
+
+        void unlinkDeathRecipient() {
+            mBinder.unlinkToDeath(this, 0);
+        }
     }
 
     private class Multicaster extends DeathRecipient {
@@ -2054,7 +2060,10 @@ public class WifiService extends IWifiManager.Stub {
 
     private void removeMulticasterLocked(int i, int uid)
     {
-        mMulticasters.remove(i);
+        Multicaster removed = mMulticasters.remove(i);
+        if (removed != null) {
+            removed.unlinkDeathRecipient();
+        }
         if (mMulticasters.size() == 0) {
             WifiNative.startPacketFiltering();
         }

services/java/com/android/server/WindowManagerService.java

@@ -3407,7 +3407,10 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
                 synchronized (mWindowMap) {
                     for (int i=0; i<mRotationWatchers.size(); i++) {
                         if (watcherBinder == mRotationWatchers.get(i).asBinder()) {
-                            mRotationWatchers.remove(i);
+                            IRotationWatcher removed = mRotationWatchers.remove(i);
+                            if (removed != null) {
+                                removed.asBinder().unlinkToDeath(this, 0);
+                            }
                             i--;
                         }
                     }
@@ -5442,6 +5445,7 @@ public class WindowManagerService extends IWindowManager.Stub implements Watchdo
             } catch (RemoteException e) {
             }
             synchronized(mWindowMap) {
+                mClient.asBinder().unlinkToDeath(this, 0);
                 mClientDead = true;
                 killSessionLocked();
             }

services/java/com/android/server/status/StatusBarService.java

@@ -119,6 +119,7 @@ public class StatusBarService extends IStatusBar.Stub
         public void binderDied() {
             Log.i(TAG, "binder died for pkg=" + pkg);
             disable(0, token, pkg);
+            token.unlinkToDeath(this, 0);
         }
     }
 
@@ -494,6 +495,7 @@ public class StatusBarService extends IStatusBar.Stub
             if (what == 0 || !token.isBinderAlive()) {
                 if (tok != null) {
                     mDisableRecords.remove(i);
+                    tok.token.unlinkToDeath(tok, 0);
                 }
             } else {
                 if (tok == null) {