Keep track of coalesced events in main thread event queue

components/test_runner/event_sender.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 "components/test_runner/event_sender.h"
 
 #include <stddef.h>
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "components/test_runner/mock_spell_check.h"
 #include "components/test_runner/test_interfaces.h"
 #include "components/test_runner/web_test_delegate.h"
 #include "components/test_runner/web_view_test_proxy.h"
 #include "components/test_runner/web_widget_test_proxy.h"
 #include "gin/handle.h"
 #include "gin/object_template_builder.h"
 #include "gin/wrappable.h"
+#include "third_party/WebKit/public/platform/WebCoalescedInputEvent.h"
 #include "third_party/WebKit/public/platform/WebGestureEvent.h"
-#include "third_party/WebKit/public/platform/WebInputEvent.h"
 #include "third_party/WebKit/public/platform/WebKeyboardEvent.h"
 #include "third_party/WebKit/public/platform/WebPointerProperties.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebTouchEvent.h"
 #include "third_party/WebKit/public/platform/WebVector.h"
 #include "third_party/WebKit/public/web/WebContextMenuData.h"
 #include "third_party/WebKit/public/web/WebFrameWidget.h"
 #include "third_party/WebKit/public/web/WebKit.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebPagePopup.h"
@@ skipping 2760 matching lines @@
   last_event_timestamp_ = raw_event.timeStampSeconds();
 
   WebPagePopup* popup = widget()->pagePopup();
   if (popup && !WebInputEvent::isKeyboardEventType(raw_event.type())) {
     // ui::ScaleWebInputEvent returns nullptr when the scale is 1.0f as the
     // event does not have to be converted.
     std::unique_ptr<WebInputEvent> scaled_event = ui::ScaleWebInputEvent(
         raw_event, delegate()->GetWindowToViewportScale());
     const WebInputEvent* popup_friendly_event =
         scaled_event.get() ? scaled_event.get() : &raw_event;
-    return popup->handleInputEvent(*popup_friendly_event);
+    return popup->handleInputEvent(
+        blink::WebCoalescedInputEvent(*popup_friendly_event));
   }
 
   std::unique_ptr<WebInputEvent> widget_event =
       TransformScreenToWidgetCoordinates(raw_event);
   const WebInputEvent* event =
       widget_event.get() ? static_cast<WebMouseEvent*>(widget_event.get())
                          : &raw_event;
-  return widget()->handleInputEvent(*event);
+  return widget()->handleInputEvent(blink::WebCoalescedInputEvent(*event));
 }
 
 void EventSender::SendGesturesForMouseWheelEvent(
     const WebMouseWheelEvent wheel_event) {
   WebGestureEvent begin_event(WebInputEvent::GestureScrollBegin,
                               wheel_event.modifiers(),
                               GetCurrentEventTimeSec());
   InitGestureEventFromMouseWheel(wheel_event, &begin_event);
   begin_event.data.scrollBegin.deltaXHint = wheel_event.deltaX;
   begin_event.data.scrollBegin.deltaYHint = wheel_event.deltaY;
@@ skipping 70 matching lines @@
   return view()->mainFrame()->toWebLocalFrame()->frameWidget();
 }
 
 std::unique_ptr<WebInputEvent> EventSender::TransformScreenToWidgetCoordinates(
     const WebInputEvent& event) {
   return delegate()->TransformScreenToWidgetCoordinates(
       web_widget_test_proxy_base_, event);
 }
 
 }  // namespace test_runner