Don't show media controls when there is a persistent video.

content/public/android/java/src/org/chromium/content/browser/webcontents/WebContentsImpl.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.content.browser.webcontents;
 
 import android.annotation.SuppressLint;
 import android.graphics.Bitmap;
 import android.graphics.Rect;
 import android.os.Bundle;
@@ skipping 499 matching lines @@
     private void onDownloadImageFinished(ImageDownloadCallback callback, int id, int httpStatusCode,
             String imageUrl, List<Bitmap> bitmaps, List<Rect> sizes) {
         callback.onFinishDownloadImage(id, httpStatusCode, imageUrl, bitmaps, sizes);
     }
 
     @Override
     public void dismissTextHandles() {
         nativeDismissTextHandles(mNativeWebContentsAndroid);
     }
 
+    @Override
+    public void setHasPersistentVideo(boolean value) {
+        nativeSetHasPersistentVideo(mNativeWebContentsAndroid, value);
+    }
+
     @CalledByNative
     private final void setMediaSession(MediaSessionImpl mediaSession) {
         mMediaSession = mediaSession;
     }
 
     @CalledByNative
     private static List<Bitmap> createBitmapList() {
         return new ArrayList<Bitmap>();
     }
 
@@ skipping 67 matching lines @@
     private native void nativeSetOverscrollRefreshHandler(
             long nativeWebContentsAndroid, OverscrollRefreshHandler nativeOverscrollRefreshHandler);
     private native void nativeGetContentBitmap(long nativeWebContentsAndroid,
             ContentBitmapCallback callback, Bitmap.Config config, float scale,
             float x, float y, float width, float height);
     private native void nativeReloadLoFiImages(long nativeWebContentsAndroid);
     private native int nativeDownloadImage(long nativeWebContentsAndroid,
             String url, boolean isFavicon, int maxBitmapSize,
             boolean bypassCache, ImageDownloadCallback callback);
     private native void nativeDismissTextHandles(long nativeWebContentsAndroid);
+    private native void nativeSetHasPersistentVideo(long nativeWebContentsAndroid, boolean value);
 }