Disable fullscren fb optimization with sw mirroring.

cc/output/overlay_unittest.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 <stddef.h>
 
 #include <utility>
 #include <vector>
 
 #include "base/memory/ptr_util.h"
@@ skipping 51 matching lines @@
 const gfx::Transform kSwapTransform =
     gfx::Transform(0, 1, 1, 0, 0, 0);  // x,y -> y,x.
 
 void MailboxReleased(const gpu::SyncToken& sync_token,
                      bool lost_resource,
                      BlockingTaskRunner* main_thread_task_runner) {}
 
 class FullscreenOverlayValidator : public OverlayCandidateValidator {
  public:
   void GetStrategies(OverlayProcessor::StrategyList* strategies) override {
-    strategies->push_back(base::MakeUnique<OverlayStrategyFullscreen>());
+    strategies->push_back(base::MakeUnique<OverlayStrategyFullscreen>(this));
   }
   bool AllowCALayerOverlays() override { return false; }
-  void CheckOverlaySupport(OverlayCandidateList* surfaces) override {
-    // We're not checking for support.
-    ASSERT_TRUE(false);
-  }
+  void CheckOverlaySupport(OverlayCandidateList* surfaces) override {}
 };
 
 class SingleOverlayValidator : public OverlayCandidateValidator {
  public:
   void GetStrategies(OverlayProcessor::StrategyList* strategies) override {
     strategies->push_back(base::MakeUnique<OverlayStrategySingleOnTop>(this));
     strategies->push_back(base::MakeUnique<OverlayStrategyUnderlay>(this));
   }
   bool AllowCALayerOverlays() override { return false; }
   void CheckOverlaySupport(OverlayCandidateList* surfaces) override {
@@ skipping 1808 matching lines @@
                  gfx::Size(), filters_, gfx::Vector2dF(1, 1), gfx::PointF(),
                  background_filters_);
   }
 
   ProcessForOverlays();
   EXPECT_EQ(0U, ca_layer_list_.size());
 }
 
 }  // namespace
 }  // namespace cc