Fix for activity lifecycle in exit dialog.

The activity lifecycle was impacted because of
the way, process was getting killed in Exit dialog
This change fixes it.
diff --git a/src/com/android/browser/BrowserActivity.java b/src/com/android/browser/BrowserActivity.java
index c0a91ad..531a1c7 100644
--- a/src/com/android/browser/BrowserActivity.java
+++ b/src/com/android/browser/BrowserActivity.java
@@ -65,6 +65,8 @@
 
     private Handler mHandler = new Handler();
     private final Locale mCurrentLocale = Locale.getDefault();
+    public static boolean killOnExitDialog = false;
+
 
     private UiController mUiController;
     private Handler mHandlerEx = new Handler();
@@ -304,8 +306,8 @@
             mEngineInitializer.onActivityDestroy();
         mController.onDestroy();
         mController = NullController.INSTANCE;
-        if (!Locale.getDefault().equals(mCurrentLocale)) {
-            Log.e(LOGTAG,"Force Killing Browser on locale change");
+        if (!Locale.getDefault().equals(mCurrentLocale) || killOnExitDialog) {
+            Log.i(LOGTAG,"Force Killing Browser");
             Process.killProcess(Process.myPid());
         }