Index: content/browser/renderer_host/render_widget_host_view_aura.h |
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.h b/content/browser/renderer_host/render_widget_host_view_aura.h |
index 818fcdc232908412d4ff4eb76f9097bf88b60cd8..ad0ed34baf0ffda6948c9c7e60c7485a0b553d16 100644 |
--- a/content/browser/renderer_host/render_widget_host_view_aura.h |
+++ b/content/browser/renderer_host/render_widget_host_view_aura.h |
@@ -21,6 +21,7 @@ |
#include "base/memory/ref_counted.h" |
#include "base/memory/weak_ptr.h" |
#include "build/build_config.h" |
+#include "cc/output/begin_frame_args.h" |
#include "cc/scheduler/begin_frame_source.h" |
#include "content/browser/accessibility/browser_accessibility_manager.h" |
#include "content/browser/compositor/image_transport_factory.h" |
@@ -166,6 +167,7 @@ class CONTENT_EXPORT RenderWidgetHostViewAura |
void UnlockMouse() override; |
void OnSwapCompositorFrame(uint32_t compositor_frame_sink_id, |
cc::CompositorFrame frame) override; |
+ void OnBeginFrameDidNotDraw(const cc::BeginFrameAck& ack) override; |
void ClearCompositorFrame() override; |
void DidStopFlinging() override; |
void OnDidNavigateMainFrameToNewPage() override; |
@@ -362,6 +364,8 @@ class CONTENT_EXPORT RenderWidgetHostViewAura |
OverscrollResetsOnBlur); |
FRIEND_TEST_ALL_PREFIXES(RenderWidgetHostViewAuraTest, |
FinishCompositionByMouse); |
+ FRIEND_TEST_ALL_PREFIXES(RenderWidgetHostViewAuraTest, |
+ ForwardsBeginFrameAcks); |
FRIEND_TEST_ALL_PREFIXES(WebContentsViewAuraTest, |
WebContentsViewReparent); |
@@ -507,6 +511,7 @@ class CONTENT_EXPORT RenderWidgetHostViewAura |
// The begin frame source being observed. Null if none. |
cc::BeginFrameSource* begin_frame_source_; |
cc::BeginFrameArgs last_begin_frame_args_; |
+ uint64_t latest_confirmed_begin_frame_sequence_number_; |
// Whether a request for begin frames has been issued. |
bool needs_begin_frames_; |