Pass Callback to TaskRunner by value and consume it on invocation (1)

content/browser/compositor/reflector_impl_unittest.cc

 // Copyright 2015 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/compositor/reflector_impl.h"
+
+#include "base/callback.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "build/build_config.h"
 #include "cc/output/output_surface_frame.h"
 #include "cc/scheduler/begin_frame_source.h"
 #include "cc/scheduler/delay_based_time_source.h"
 #include "cc/test/test_context_provider.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 #include "components/display_compositor/compositor_overlay_candidate_validator.h"
 #include "content/browser/compositor/browser_compositor_output_surface.h"
-#include "content/browser/compositor/reflector_impl.h"
 #include "content/browser/compositor/reflector_texture.h"
 #include "content/browser/compositor/test/no_transport_image_transport_factory.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/compositor/compositor.h"
 #include "ui/compositor/layer.h"
 #include "ui/compositor/test/context_factories_for_test.h"
 
 #if defined(USE_OZONE)
 #include "components/display_compositor/compositor_overlay_candidate_validator_ozone.h"
 #include "ui/ozone/public/overlay_candidates_ozone.h"
 #endif  // defined(USE_OZONE)
 
 namespace content {
 namespace {
 class FakeTaskRunner : public base::SingleThreadTaskRunner {
  public:
   FakeTaskRunner() {}
 
   bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here,
-                                  const base::Closure& task,
+                                  base::Closure task,
                                   base::TimeDelta delay) override {
     return true;
   }
   bool PostDelayedTask(const tracked_objects::Location& from_here,
-                       const base::Closure& task,
+                       base::Closure task,
                        base::TimeDelta delay) override {
     return true;
   }
   bool RunsTasksOnCurrentThread() const override { return true; }
 
  protected:
   ~FakeTaskRunner() override {}
 };
 
 #if defined(USE_OZONE)
@@ skipping 180 matching lines @@
   plane_2.plane_z_order = 1;
   list.push_back(plane_1);
   list.push_back(plane_2);
   output_surface_->GetOverlayCandidateValidator()->CheckOverlaySupport(&list);
   EXPECT_FALSE(list[0].overlay_handled);
 }
 #endif  // defined(USE_OZONE)
 
 }  // namespace
 }  // namespace content