Revert of Android: Remove GetApplicationContext part 2

chrome/android/java/src/org/chromium/chrome/browser/media/router/BaseMediaRouteDialogManager.java

 // Copyright 2015 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.chrome.browser.media.router;
 
 import android.app.Activity;
+import android.content.Context;
 import android.support.v4.app.DialogFragment;
 import android.support.v4.app.FragmentActivity;
 import android.support.v4.app.FragmentManager;
 import android.support.v7.media.MediaRouter;
 import android.view.View;
 import android.widget.FrameLayout;
 
 import org.chromium.base.ApplicationStatus;
 import org.chromium.chrome.browser.media.router.cast.MediaSource;
 
@@ skipping 77 matching lines @@
 
         mDialogFragment.dismiss();
         mDialogFragment = null;
     }
 
     @Override
     public boolean isShowingDialog() {
         return mDialogFragment != null && mDialogFragment.isVisible();
     }
 
-    protected BaseMediaRouteDialogManager(MediaSource source, MediaRouteDialogDelegate delegate) {
+    protected BaseMediaRouteDialogManager(MediaSource source, Context applicationContext,
+            MediaRouteDialogDelegate delegate) {
         mMediaSource = source;
-        mAndroidMediaRouter = ChromeMediaRouter.getAndroidMediaRouter();
+        mAndroidMediaRouter = ChromeMediaRouter.getAndroidMediaRouter(applicationContext);
         mDelegate = delegate;
     }
 
     /**
      * Initializes and shows the {@link DialogFragment} instance corresponding to the dialog type
      * needed.
      *
      * @param fm {@link FragmentManager} to use to show the dialog.
      * @return null if the initialization fails, otherwise the initialized dialog fragment.
      */
     @Nullable
     protected abstract DialogFragment openDialogInternal(FragmentManager fm);
 
     protected MediaRouteDialogDelegate delegate() {
         return mDelegate;
     }
 
     protected MediaRouter androidMediaRouter() {
         return mAndroidMediaRouter;
     }
 
     protected MediaSource mediaSource() {
         return mMediaSource;
     }
 }