Changes MouseEvent constructor to take changed_button_flags.

content/browser/renderer_host/input/synthetic_gesture_target_aura.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/browser/renderer_host/input/synthetic_gesture_target_aura.h"
 
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_aura.h"
 #include "content/browser/renderer_host/ui_events_helper.h"
 #include "content/common/input/input_event.h"
@@ skipping 45 matching lines @@
       end = events.end(); iter != end; ++iter) {
     root_window_host_delegate->OnHostTouchEvent(*iter);
   }
 }
 
 void SyntheticGestureTargetAura::DispatchWebMouseWheelEventToPlatform(
       const blink::WebMouseWheelEvent& web_wheel,
       const ui::LatencyInfo&) {
   gfx::Point location(web_wheel.x, web_wheel.y);
   ui::MouseEvent mouse_event(
-      ui::ET_MOUSEWHEEL, location, location, ui::EF_NONE);
+      ui::ET_MOUSEWHEEL, location, location, ui::EF_NONE, ui::EF_NONE);
   ui::MouseWheelEvent wheel_event(
       mouse_event, web_wheel.deltaX, web_wheel.deltaY);
 
   GetRootWindowHostDelegate()->OnHostMouseEvent(&wheel_event);
 }
 
 namespace {
 
 ui::EventType
 WebMouseEventTypeToEventType(blink::WebInputEvent::Type web_type) {
@@ skipping 43 matching lines @@
 }
 
 }  // namespace
 
 void SyntheticGestureTargetAura::DispatchWebMouseEventToPlatform(
       const blink::WebMouseEvent& web_mouse,
       const ui::LatencyInfo& latency_info) {
   gfx::Point location(web_mouse.x, web_mouse.y);
   ui::EventType event_type = WebMouseEventTypeToEventType(web_mouse.type);
   int flags = WebMouseEventButtonToFlags(web_mouse.button);
-  ui::MouseEvent mouse_event(event_type, location, location, flags);
+  // TODO: last argument (changed_button_flags) likely isn't right.
+  ui::MouseEvent mouse_event(event_type, location, location, flags, 0);
 
   GetRootWindowHostDelegate()->OnHostMouseEvent(&mouse_event);
 }
 
 SyntheticGestureParams::GestureSourceType
 SyntheticGestureTargetAura::GetDefaultSyntheticGestureSourceType() const {
   return SyntheticGestureParams::MOUSE_INPUT;
 }
 
 bool SyntheticGestureTargetAura::SupportsSyntheticGestureSourceType(
@@ skipping 13 matching lines @@
   aura::Window* window = render_widget_host()->GetView()->GetNativeView();
   aura::Window* root_window = window->GetRootWindow();
   aura::RootWindowHostDelegate* root_window_host_delegate =
       root_window->GetDispatcher()->AsRootWindowHostDelegate();
   DCHECK(root_window_host_delegate);
   return root_window_host_delegate;
 }
 
 
 }  // namespace content