Replaces VideoLayer with a SurfaceLayer in WebMediaPlayerImpl

media/blink/webmediaplayer_impl.h

 // 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.
 
 #ifndef MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_
 #define MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 26 matching lines @@
 #include "media/blink/multibuffer_data_source.h"
 #include "media/blink/video_frame_compositor.h"
 #include "media/blink/webmediaplayer_delegate.h"
 #include "media/blink/webmediaplayer_params.h"
 #include "media/blink/webmediaplayer_util.h"
 #include "media/filters/pipeline_controller.h"
 #include "media/renderers/skcanvas_video_renderer.h"
 #include "third_party/WebKit/public/platform/WebAudioSourceProvider.h"
 #include "third_party/WebKit/public/platform/WebContentDecryptionModuleResult.h"
 #include "third_party/WebKit/public/platform/WebMediaPlayer.h"
+#include "third_party/WebKit/public/platform/WebSurfaceLayerBridge.h"
 #include "url/gurl.h"
 
 #if defined(OS_ANDROID)  // WMPI_CAST
 // Delete this file when WMPI_CAST is no longer needed.
 #include "media/blink/webmediaplayer_cast_android.h"
 #endif
 
 namespace blink {
 class WebLocalFrame;
 class WebMediaPlayerClient;
@@ skipping 657 matching lines @@
   // Used to track loading progress, used by IsPrerollAttemptNeeded().
   // |preroll_attempt_pending_| indicates that the clock has been reset
   // (awaiting a resume to start), while |preroll_attempt_start_time_| tracks
   // when a preroll attempt began.
   bool preroll_attempt_pending_;
   base::TimeTicks preroll_attempt_start_time_;
 
   // Monitors the player events.
   base::WeakPtr<MediaObserver> observer_;
 
+  // Owns the weblayer and obtains/maintains SurfaceIds for
+  // kUseSurfaceLayerForVideo feature.
+  std::unique_ptr<blink::WebSurfaceLayerBridge> bridge_;
+
   // The maximum video keyframe distance that allows triggering background
   // playback optimizations (non-MSE).
   base::TimeDelta max_keyframe_distance_to_disable_background_video_;
 
   // The maximum video keyframe distance that allows triggering background
   // playback optimizations (MSE).
   base::TimeDelta max_keyframe_distance_to_disable_background_video_mse_;
 
   // When MSE memory pressure based garbage collection is enabled, the
   // |enable_instant_source_buffer_gc| controls whether the GC is done
@@ skipping 16 matching lines @@
   // Pipeline media duration overridden by tests.
   base::Optional<base::TimeDelta> pipeline_media_duration_for_test_;
 
   // Whether the video requires a user gesture to resume after it was paused in
   // the background. Affects the value of ShouldPauseVideoWhenHidden().
   bool video_locked_when_paused_when_hidden_ = false;
 
   // Whether embedded media experience is currently enabled.
   bool embedded_media_experience_enabled_ = false;
 
+  // Whether the use of a surface layer instead of a video layer is enabled.
+  bool surface_layer_for_video_enabled_ = false;
+
   gfx::Size last_uploaded_frame_size_;
   base::TimeDelta last_uploaded_frame_timestamp_;
 
   base::CancelableCallback<void(base::TimeTicks)> frame_time_report_cb_;
 
   bool initial_video_height_recorded_ = false;
 
   enum class OverlayMode {
     // All overlays are turned off.
     kNoOverlays,
@@ skipping 19 matching lines @@
   OverlayInfo::RoutingToken overlay_routing_token_;
 
   OverlayInfo overlay_info_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaPlayerImpl);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BLINK_WEBMEDIAPLAYER_IMPL_H_