Use SwapBuffersWithBounds on Chromecast

cc/output/overlay_processor.cc

 // 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 "cc/output/overlay_processor.h"
 
 #include "cc/output/output_surface.h"
 #include "cc/output/overlay_strategy_single_on_top.h"
 #include "cc/output/overlay_strategy_underlay.h"
 #include "cc/quads/draw_quad.h"
@@ skipping 75 matching lines @@
   return true;
 }
 
 void OverlayProcessor::ProcessForOverlays(
     ResourceProvider* resource_provider,
     RenderPass* render_pass,
     const RenderPassFilterList& render_pass_filters,
     const RenderPassFilterList& render_pass_background_filters,
     OverlayCandidateList* candidates,
     CALayerOverlayList* ca_layer_overlays,
-    gfx::Rect* damage_rect) {
+    gfx::Rect* damage_rect,
+    std::vector<gfx::Rect>* content_bounds) {
 #if defined(OS_ANDROID)
   // Be sure to send out notifications, regardless of whether we get to
   // processing for overlays or not.  If we don't, then we should notify that
   // they are not promotable.
   SendPromotionHintsBeforeReturning notifier(resource_provider, candidates);
 #endif
 
   // If we have any copy requests, we can't remove any quads for overlays or
   // CALayers because the framebuffer would be missing the removed quads'
   // contents.
   if (!render_pass->copy_requests.empty()) {
     // If overlay processing was skipped for a frame there's no way to be sure
     // of the state of the previous frame, so reset.
     previous_frame_underlay_rect_ = gfx::Rect();
     return;
   }
 
   // First attempt to process for CALayers.
   if (ProcessForCALayers(resource_provider, render_pass, render_pass_filters,
                          render_pass_background_filters, candidates,
                          ca_layer_overlays, damage_rect)) {
     return;
   }
 
   // Only if that fails, attempt hardware overlay strategies.
   for (const auto& strategy : strategies_) {
-    if (!strategy->Attempt(resource_provider, render_pass, candidates))
+    if (!strategy->Attempt(resource_provider, render_pass, candidates,
+                           content_bounds))
       continue;
 
     UpdateDamageRect(candidates, damage_rect);
     return;
   }
 }
 
 // Subtract on-top overlays from the damage rect, unless the overlays use
 // the backbuffer as their content (in which case, add their combined rect
 // back to the damage at the end).
@@ skipping 21 matching lines @@
   }
 
   if (this_frame_underlay_rect == previous_frame_underlay_rect_)
     damage_rect->Subtract(this_frame_underlay_rect);
   previous_frame_underlay_rect_ = this_frame_underlay_rect;
 
   damage_rect->Union(output_surface_overlay_damage_rect);
 }
 
 }  // namespace cc