Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ui/views/controls/native_control.cc

 // Copyright (c) 2011 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/native_control.h"
 
 #include <atlbase.h>
 #include <atlapp.h>
 #include <atlcrack.h>
 #include <atlframe.h>
@@ skipping 251 matching lines @@
     }
 
     hwnd_view_->SetBounds(x, y, width, height);
   }
 }
 
 void NativeControl::OnContextMenu(const POINT& location) {
   if (!context_menu_controller())
     return;
 
-  if (location.x == -1 && location.y == -1)
-    ShowContextMenu(GetKeyboardContextMenuLocation(), false);
-  else
-    ShowContextMenu(gfx::Point(location), true);
+  if (location.x == -1 && location.y == -1) {
+    ShowContextMenu(GetKeyboardContextMenuLocation(),
+                    ui::MENU_SOURCE_KEYBOARD);
+  } else {
+    ShowContextMenu(gfx::Point(location), ui::MENU_SOURCE_MOUSE);
+  }
 }
 
 void NativeControl::OnFocus() {
   if (container_) {
     DCHECK(container_->GetControl());
     ::SetFocus(container_->GetControl());
     NotifyAccessibilityEvent(ui::AccessibilityTypes::EVENT_FOCUS, false);
   }
 }
 
@@ skipping 92 matching lines @@
   } else if (message == WM_DESTROY) {
     ui::SetWindowProc(window, reinterpret_cast<WNDPROC>(original_handler));
     native_control->container_->prop_.reset();
   }
 
   return CallWindowProc(reinterpret_cast<WNDPROC>(original_handler), window,
                         message, w_param, l_param);
 }
 
 }  // namespace views