Don't send touch events to windows like menus when the touch occurs outside the menu bounds.

ui/views/controls/menu/menu_message_loop_mac.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 "ui/views/controls/menu/menu_message_loop_mac.h"
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "ui/gfx/geometry/point.h"
 
 namespace views {
 
 // static
 MenuMessageLoop* MenuMessageLoop::Create() {
   return new MenuMessageLoopMac;
 }
 
+// Force instantiation of the RepostEventToWindow function for the following
+// EventTypes.
+// 1. MouseEvent.
+// 2. GestureEvent.
+// 3. TouchEvent.
+// Alternatively we could possibly implement the function in the header file,
+// which I think is uglier.
+template
+void MenuMessageLoop::RepostEventToWindow<ui::MouseEvent>(
+    const ui::MouseEvent& event,
+    gfx::NativeWindow window,
+    const gfx::Point& screen_loc);
+
+template
+void MenuMessageLoop::RepostEventToWindow<ui::GestureEvent>(
+    const ui::GestureEvent& event,
+    gfx::NativeWindow window,
+    const gfx::Point& screen_loc);
+
+template
+void MenuMessageLoop::RepostEventToWindow<ui::TouchEvent>(
+    const ui::TouchEvent& event,
+    gfx::NativeWindow window,
+    const gfx::Point& screen_loc);
+
 // static
-void MenuMessageLoop::RepostEventToWindow(const ui::LocatedEvent& event,
+template<class EventType>
+void MenuMessageLoop::RepostEventToWindow(const EventType& event,
                                           gfx::NativeWindow window,
                                           const gfx::Point& screen_loc) {
   NOTIMPLEMENTED();
 }
 
 MenuMessageLoopMac::MenuMessageLoopMac() {}
 
 MenuMessageLoopMac::~MenuMessageLoopMac() {}
 
 void MenuMessageLoopMac::Run(MenuController* controller,
                              Widget* owner,
                              bool nested_menu) {
   base::MessageLoopForUI* loop = base::MessageLoopForUI::current();
   base::MessageLoop::ScopedNestableTaskAllower allow(loop);
   base::RunLoop run_loop;
   base::AutoReset<base::RunLoop*> reset_run_loop(&run_loop_, &run_loop);
   run_loop.Run();
 }
 
 void MenuMessageLoopMac::QuitNow() {
   DCHECK(run_loop_);
   run_loop_->Quit();
 }
 
 void MenuMessageLoopMac::ClearOwner() {
 }
 
 }  // namespace views