Make autoplay policies no longer platform dependant.

content/browser/renderer_host/render_view_host_impl.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_view_host_impl.h"
 
 #include <set>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 419 matching lines @@
 
   prefs.inert_visual_viewport =
       command_line.HasSwitch(switches::kInertVisualViewport);
 
   prefs.use_solid_color_scrollbars = false;
 
   prefs.history_entry_requires_user_gesture =
       command_line.HasSwitch(switches::kHistoryEntryRequiresUserGesture);
 
 #if defined(OS_ANDROID)
-  // On Android, user gestures are normally required, unless that requirement
-  // is disabled with a command-line switch or the equivalent field trial is
-  // is set to "Enabled".
-  prefs.user_gesture_required_for_media_playback =
-      !command_line.HasSwitch(switches::kIgnoreAutoplayRestrictionsForTests) &&
-      command_line.GetSwitchValueASCII(switches::kAutoplayPolicy) !=
-          switches::autoplay::kNoUserGestureRequiredPolicy;
-
   prefs.progress_bar_completion = GetProgressBarCompletionPolicy();
 
   prefs.use_solid_color_scrollbars = true;
-#else  // defined(OS_ANDROID)
-  prefs.cross_origin_media_playback_requires_user_gesture =
-      command_line.GetSwitchValueASCII(switches::kAutoplayPolicy) ==
-      switches::autoplay::kCrossOriginUserGestureRequiredPolicy;
 #endif  // defined(OS_ANDROID)
 
+  std::string autoplay_policy = media::GetEffectiveAutoplayPolicy(command_line);
+  if (autoplay_policy == switches::autoplay::kNoUserGestureRequiredPolicy) {
+    prefs.autoplay_policy = AutoplayPolicy::kNoUserGestureRequired;
+  } else if (autoplay_policy ==
+             switches::autoplay::kUserGestureRequiredPolicy) {
+    prefs.autoplay_policy = AutoplayPolicy::kUserGestureRequired;
+  } else if (autoplay_policy ==
+             switches::autoplay::kUserGestureRequiredForCrossOriginPolicy) {
+    prefs.autoplay_policy = AutoplayPolicy::kUserGestureRequiredForCrossOrigin;
+  }
+
   const std::string touch_enabled_switch =
       command_line.HasSwitch(switches::kTouchEventFeatureDetection)
           ? command_line.GetSwitchValueASCII(
                 switches::kTouchEventFeatureDetection)
           : switches::kTouchEventFeatureDetectionAuto;
   prefs.touch_event_feature_detection_enabled =
       (touch_enabled_switch == switches::kTouchEventFeatureDetectionAuto)
           ? (ui::GetTouchScreensAvailability() ==
              ui::TouchScreensAvailability::ENABLED)
           : (touch_enabled_switch.empty() ||
@@ skipping 492 matching lines @@
 }
 
 void RenderViewHostImpl::ClosePageTimeout() {
   if (delegate_->ShouldIgnoreUnresponsiveRenderer())
     return;
 
   ClosePageIgnoringUnloadEvents();
 }
 
 }  // namespace content