[remoting android] Move JNI loading to Application.onCreate()

remoting/android/java/src/org/chromium/chromoting/jni/JniInterface.java

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.chromoting.jni;
 
 import android.content.Context;
 import android.graphics.Bitmap;
 
 import org.chromium.base.ContextUtils;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.JNINamespace;
 
 import java.nio.ByteBuffer;
 
 /**
  * Initializes the Chromium remoting library, and provides JNI calls into it.
  * All interaction with the native code is centralized in this class.
  */
 @JNINamespace("remoting")
 public class JniInterface {
-    /*
-     * Library-loading state machine.
-     */
-    /** Whether the library has been loaded. Accessed on the UI thread. */
-    private static boolean sLoaded = false;
-
     /**
-     * To be called once from the main Activity. Loads and initializes the native code.
-     * Called on the UI thread.
+     * To be called once from the Application context singleton. Loads and initializes the native
+     * code. Called on the UI thread.
+     * @param context The Application context.
      */
     public static void loadLibrary(Context context) {
-        if (sLoaded) return;
-
         System.loadLibrary("remoting_client_jni");
 
-        ContextUtils.initApplicationContext(context.getApplicationContext());
+        ContextUtils.initApplicationContext(context);
         nativeLoadNative();
-        sLoaded = true;
     }
 
     /** Performs the native portion of the initialization. */
     private static native void nativeLoadNative();
 
     /** Performs the native portion of the connection. */
     static native void nativeConnect(String username, String authToken, String hostJid,
             String hostId, String hostPubkey, String pairId, String pairSecret,
             String capabilities, String flags);
 
@@ skipping 132 matching lines @@
     @CalledByNative
     private static void handleExtensionMessage(String type, String data) {
         if (Client.getInstance() != null) {
             Client.getInstance().handleExtensionMessage(type, data);
         }
     }
 
     /** Passes extension message to the native code. */
     static native void nativeSendExtensionMessage(String type, String data);
 }