| // Copyright 2014 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. |
| |
| #include "chrome/browser/android/voice_search_tab_helper.h" |
| |
| #include "components/google/core/browser/google_util.h" |
| #include "content/public/browser/render_view_host.h" |
| #include "content/public/browser/web_contents.h" |
| #include "jni/VoiceSearchTabHelper_jni.h" |
| #include "webkit/common/webpreferences.h" |
| |
| using content::WebContents; |
| |
| // Register native methods |
| bool RegisterVoiceSearchTabHelper(JNIEnv* env) { |
| return RegisterNativesImpl(env); |
| } |
| |
| static void UpdateAutoplayStatus(JNIEnv* env, |
| jobject obj, |
| jobject j_web_contents) { |
| WebContents* web_contents = WebContents::FromJavaWebContents(j_web_contents); |
| content::RenderViewHost* host = web_contents->GetRenderViewHost(); |
| WebPreferences prefs = host->GetWebkitPreferences(); |
| |
| // In the case where media autoplay has been enabled by default (e.g. in |
| // performance media tests) do not update it based on navigation changes. |
| // |
| // Note that GetWekitPreferences() is 'stateless'. It returns the default |
| // webkit preferences configuration from command line switches. |
| if (!prefs.user_gesture_required_for_media_playback) |
| return; |
| |
| prefs.user_gesture_required_for_media_playback = |
| !google_util::IsGoogleSearchUrl(web_contents->GetLastCommittedURL()); |
| host->UpdateWebkitPreferences(prefs); |
| } |