Add new certificateProvider extension API.
[chromium-blink-merge.git] / chrome / browser / android / voice_search_tab_helper.cc
blob2b3104b94d0ef9d13367f591990faa12a3a50166
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "chrome/browser/android/voice_search_tab_helper.h"
7 #include "base/command_line.h"
8 #include "components/google/core/browser/google_util.h"
9 #include "content/public/browser/render_view_host.h"
10 #include "content/public/browser/web_contents.h"
11 #include "content/public/common/content_switches.h"
12 #include "content/public/common/web_preferences.h"
14 DEFINE_WEB_CONTENTS_USER_DATA_KEY(VoiceSearchTabHelper);
16 VoiceSearchTabHelper::VoiceSearchTabHelper(content::WebContents* contents)
17 : content::WebContentsObserver(contents) {
18 gesture_requirement_for_playback_disabled_ =
19 base::CommandLine::ForCurrentProcess()->HasSwitch(
20 switches::kDisableGestureRequirementForMediaPlayback);
23 VoiceSearchTabHelper::~VoiceSearchTabHelper() {
26 void VoiceSearchTabHelper::NavigationEntryCommitted(
27 const content::LoadCommittedDetails& load_details) {
28 // In the case where media autoplay has been disabled by default (e.g. in
29 // performance media tests) do not update it based on navigation changes.
30 if (gesture_requirement_for_playback_disabled_)
31 return;
33 content::RenderViewHost* host = web_contents()->GetRenderViewHost();
34 content::WebPreferences prefs = host->GetWebkitPreferences();
36 bool gesture_required =
37 !google_util::IsGoogleSearchUrl(web_contents()->GetLastCommittedURL());
39 if (gesture_required != prefs.user_gesture_required_for_media_playback) {
40 // TODO(chrishtr): this is wrong. user_gesture_required_for_media_playback
41 // will be reset the next time a preference changes.
42 prefs.user_gesture_required_for_media_playback = gesture_required;
43 host->UpdateWebkitPreferences(prefs);