Keep track of coalesced events in main thread event queue

content/renderer/mus/compositor_mus_connection_unittest.cc

 // Copyright 2016 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/renderer/mus/compositor_mus_connection.h"
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
@@ skipping 163 matching lines @@
  public:
   TestRenderWidgetInputHandler(RenderWidget* render_widget);
   ~TestRenderWidgetInputHandler() override {}
 
   void set_delegate(RenderWidgetInputHandlerDelegate* delegate) {
     delegate_ = delegate;
   }
   void set_state(InputEventAckState state) { state_ = state; }
 
   // RenderWidgetInputHandler:
-  void HandleInputEvent(const blink::WebInputEvent& input_event,
+  void HandleInputEvent(const blink::WebCoalescedInputEvent& input_event,
                         const ui::LatencyInfo& latency_info,
                         InputEventDispatchType dispatch_type) override;
 
  private:
   // The input delegate which receives event acks.
   RenderWidgetInputHandlerDelegate* delegate_;
 
   // The result of input handling to send to |delegate_| during the ack.
   InputEventAckState state_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRenderWidgetInputHandler);
 };
 
 TestRenderWidgetInputHandler::TestRenderWidgetInputHandler(
     RenderWidget* render_widget)
     : RenderWidgetInputHandler(render_widget, render_widget),
       delegate_(nullptr),
       state_(InputEventAckState::INPUT_EVENT_ACK_STATE_UNKNOWN) {}
 
 void TestRenderWidgetInputHandler::HandleInputEvent(
-    const blink::WebInputEvent& input_event,
+    const blink::WebCoalescedInputEvent& input_event,
     const ui::LatencyInfo& latency_info,
     InputEventDispatchType dispatch_type) {
   if (delegate_) {
-    std::unique_ptr<InputEventAck> ack(new InputEventAck(
-        InputEventAckSource::COMPOSITOR_THREAD, input_event.type(), state_));
+    std::unique_ptr<InputEventAck> ack(
+        new InputEventAck(InputEventAckSource::COMPOSITOR_THREAD,
+                          input_event.event().type(), state_));
     delegate_->OnInputEventAck(std::move(ack));
   }
 }
 
 }  // namespace
 
 // Test suite for CompositorMusConnection, this does not setup a full renderer
 // environment. This does not establish a connection to a mus server, nor does
 // it initialize one.
 class CompositorMusConnectionTest : public testing::Test {
@@ skipping 272 matching lines @@
   EXPECT_FALSE(ack_callback.get());
 
   VerifyAndRunQueues(true, true);
 
   // The ack callback should have been called
   EXPECT_TRUE(test_callback->called());
   EXPECT_EQ(EventResult::HANDLED, test_callback->result());
 }
 
 }  // namespace content