Remove usage of ScopedTaskScheduler.

content/browser/frame_host/render_widget_host_view_guest_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 "content/browser/frame_host/render_widget_host_view_guest.h"
 
 #include <stdint.h>
 #include <utility>
 
 #include "base/macros.h"
-#include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
-#include "base/test/scoped_task_scheduler.h"
+#include "base/test/scoped_task_environment.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "cc/surfaces/surface.h"
 #include "cc/surfaces/surface_manager.h"
 #include "cc/surfaces/surface_sequence.h"
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 #include "content/browser/compositor/test/no_transport_image_transport_factory.h"
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/common/view_messages.h"
@@ skipping 17 matching lines @@
  private:
   // RenderWidgetHostDelegate:
   void Cut() override {}
   void Copy() override {}
   void Paste() override {}
   void SelectAll() override {}
 };
 
 class RenderWidgetHostViewGuestTest : public testing::Test {
  public:
-  RenderWidgetHostViewGuestTest() : task_scheduler_(&message_loop_) {}
+  RenderWidgetHostViewGuestTest()
+      : scoped_task_environment_(
+            base::test::ScopedTaskEnvironment::MainThreadType::UI) {}
 
   void SetUp() override {
 #if !defined(OS_ANDROID)
     ImageTransportFactory::InitializeForUnitTests(
         std::unique_ptr<ImageTransportFactory>(
             new NoTransportImageTransportFactory));
 #endif
     browser_context_.reset(new TestBrowserContext);
     MockRenderProcessHost* process_host =
         new MockRenderProcessHost(browser_context_.get());
     int32_t routing_id = process_host->GetNextRoutingID();
     widget_host_ =
         new RenderWidgetHostImpl(&delegate_, process_host, routing_id, false);
     view_ = RenderWidgetHostViewGuest::Create(
         widget_host_, NULL,
         (new TestRenderWidgetHostView(widget_host_))->GetWeakPtr());
   }
 
   void TearDown() override {
     if (view_)
       view_->Destroy();
     delete widget_host_;
 
     browser_context_.reset();
 
-    message_loop_.task_runner()->DeleteSoon(FROM_HERE,
-                                            browser_context_.release());
+    base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE,
+                                                    browser_context_.release());
     base::RunLoop().RunUntilIdle();
 #if !defined(OS_ANDROID)
     ImageTransportFactory::Terminate();
 #endif
   }
 
  protected:
-  base::MessageLoopForUI message_loop_;
-
   // Needed by base::PostTaskWithTraits in RenderWidgetHostImpl constructor.
-  base::test::ScopedTaskScheduler task_scheduler_;
+  base::test::ScopedTaskEnvironment scoped_task_environment_;
 
   std::unique_ptr<BrowserContext> browser_context_;
   MockRenderWidgetHostDelegate delegate_;
 
   // Tests should set these to NULL if they've already triggered their
   // destruction.
   RenderWidgetHostImpl* widget_host_;
   RenderWidgetHostViewGuest* view_;
 
  private:
@@ skipping 201 matching lines @@
 
   view_->SubmitCompositorFrame(
       local_surface_id,
       CreateDelegatedFrame(scale_factor, view_size, view_rect));
   // Since guest is not attached, the CompositorFrame must be processed but the
   // frame must be evicted to return the resources immediately.
   EXPECT_FALSE(view_->has_frame());
 }
 
 }  // namespace content