Add content::RenderWidgetHost::MouseEventCallback

content/browser/renderer_host/render_widget_host_unittest.cc

Index: content/browser/renderer_host/render_widget_host_unittest.cc
diff --git a/content/browser/renderer_host/render_widget_host_unittest.cc b/content/browser/renderer_host/render_widget_host_unittest.cc
index 980fb666b945c98d02877ec51f1aee31a31891a9..b0b0d368211a99bbec5f996323ab2c2ea4329d3f 100644
--- a/content/browser/renderer_host/render_widget_host_unittest.cc
+++ b/content/browser/renderer_host/render_widget_host_unittest.cc
@@ -628,11 +628,17 @@ class MockPaintingObserver : public NotificationObserver {
 
 class RenderWidgetHostTest : public testing::Test {
  public:
-  RenderWidgetHostTest() : process_(NULL) {
+  RenderWidgetHostTest()
+      : process_(NULL),
+        handle_mouse_event_(false) {
   }
   virtual ~RenderWidgetHostTest() {
   }
 
+  bool MouseEventCallback(const WebKit::WebMouseEvent& /* event */) {
+    return handle_mouse_event_;
+  }
+
  protected:
   // testing::Test
   virtual void SetUp() {
@@ -835,6 +841,7 @@ class RenderWidgetHostTest : public testing::Test {
   scoped_ptr<MockRenderWidgetHost> host_;
   scoped_ptr<TestView> view_;
   scoped_ptr<gfx::Screen> screen_;
+  bool handle_mouse_event_;
 
  private:
   WebTouchEvent touch_event_;
@@ -2540,6 +2547,24 @@ TEST_F(RenderWidgetHostTest, KeyboardListenerSuppressFollowingEvents) {
   host_->RemoveKeyboardListener(keyboard_listener_.get());
 }
 
+TEST_F(RenderWidgetHostTest, MouseEventCallbackCanHandleEvent) {
+  host_->SetupForInputRouterTest();
+
+  host_->AddMouseEventCallback(
+      base::Bind(&RenderWidgetHostTest::MouseEventCallback,
+                 base::Unretained(this)));
+
+  handle_mouse_event_ = true;
+  SimulateMouseEvent(WebInputEvent::MouseDown);
+
+  EXPECT_FALSE(host_->mock_input_router()->sent_mouse_event_);
+
+  handle_mouse_event_ = false;
+  SimulateMouseEvent(WebInputEvent::MouseDown);
+
+  EXPECT_TRUE(host_->mock_input_router()->sent_mouse_event_);
+}
+
 TEST_F(RenderWidgetHostTest, InputRouterReceivesHandleInputEvent_ACK) {
   host_->SetupForInputRouterTest();