Destroy InputHandlerManager after compositor thread

content/renderer/render_thread_impl_browsertest.cc

+// Copyright 2013 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 "base/command_line.h"
+#include "content/public/common/content_switches.h"
+#include "content/public/renderer/content_renderer_client.h"
+#include "content/renderer/render_process_impl.h"
+#include "content/renderer/render_thread_impl.h"
+#include "content/test/mock_render_process.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace content {
+namespace {
+
+class RenderThreadImplBrowserTest : public testing::Test {
+ public:
+  virtual ~RenderThreadImplBrowserTest() {}
+};
+
+class DummyListener : public IPC::Listener {
+ public:
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE {
+    return true;
+  }
+};
+
+void CheckRenderThreadInputHandlerManager(RenderThreadImpl* thread) {
+  ASSERT_TRUE(thread->input_handler_manager());
+}
+
+// Check that InputHandlerManager outlives compositor thread because it uses
+// raw pointers to post tasks.
+TEST_F(RenderThreadImplBrowserTest,
+    InputHandlerManagerDestroyedAfterCompositorThread) {
+  CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnableThreadedCompositing);
+
+  ContentRendererClient content_renderer_client;
+  SetRendererClientForTesting(&content_renderer_client);
+  MessageLoopForIO message_loop_;
+
+  std::string channel_id = IPC::Channel::GenerateVerifiedChannelID(
+      std::string());
+  DummyListener dummy_listener;
+  IPC::Channel channel(channel_id, IPC::Channel::MODE_SERVER, &dummy_listener);
+  ASSERT_TRUE(channel.Connect());
+
+  scoped_ptr<MockRenderProcess> mock_process(new MockRenderProcess);
+  // Owned by mock_process.
+  RenderThreadImpl* thread = new RenderThreadImpl(channel_id);
+  thread->EnsureWebKitInitialized();
+
+  ASSERT_TRUE(thread->input_handler_manager());
+
+  thread->compositor_message_loop_proxy()->PostTask(
+      FROM_HERE,
+      base::Bind(&CheckRenderThreadInputHandlerManager, thread));
+}
+
+}  // namespace
+}  // namespace content