Keep track of coalesced events in main thread event queue

content/renderer/render_frame_impl.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 "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 6646 matching lines @@
       char_event.windowsKeyCode = text[i];
       char_event.nativeKeyCode = text[i];
 
       const int32_t char_start = i;
       for (; i < iterator.array_pos(); ++i) {
         char_event.text[i - char_start] = text[i];
         char_event.unmodifiedText[i - char_start] = text[i];
       }
 
       if (GetRenderWidget()->GetWebWidget())
-        GetRenderWidget()->GetWebWidget()->handleInputEvent(char_event);
+        GetRenderWidget()->GetWebWidget()->handleInputEvent(
+            blink::WebCoalescedInputEvent(char_event));
     }
   } else {
     // Mimics the order of events sent by WebKit.
     // See WebCore::Editor::setComposition() for the corresponding code.
     focused_pepper_plugin_->HandleCompositionEnd(text);
     focused_pepper_plugin_->HandleTextInput(text);
   }
   pepper_composition_text_.clear();
 }
 #endif  // ENABLE_PLUGINS
@@ skipping 202 matching lines @@
   // event target. Potentially a Pepper plugin will receive the event.
   // In order to tell whether a plugin gets the last mouse event and which it
   // is, we set |pepper_last_mouse_event_target_| to null here. If a plugin gets
   // the event, it will notify us via DidReceiveMouseEvent() and set itself as
   // |pepper_last_mouse_event_target_|.
   pepper_last_mouse_event_target_ = nullptr;
 #endif
 }
 
 }  // namespace content