Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ui/views/controls/menu/menu_runner.cc

Index: ui/views/controls/menu/menu_runner.cc
diff --git a/ui/views/controls/menu/menu_runner.cc b/ui/views/controls/menu/menu_runner.cc
index 604187bd36cc11a0a7e4532377ffc260530de901..49855265a72c2f7ab5e29907982020fe01e4cc02 100644
--- a/ui/views/controls/menu/menu_runner.cc
+++ b/ui/views/controls/menu/menu_runner.cc
@@ -341,17 +341,36 @@ MenuRunner::RunResult MenuRunner::RunMenuAt(Widget* parent,
     display_change_listener_.reset(
         internal::DisplayChangeListener::Create(parent, this));
   }
-  if ((types & MenuRunner::CONTEXT_MENU) &&
-      parent &&
-      !MenuItemView::IsBubble(anchor)) {
-    const ui::Event* current_event = parent->GetCurrentEvent();
-    anchor = current_event && current_event->IsMouseEvent() ?
-        MenuItemView::TOPLEFT : MenuItemView::BOTTOMCENTER;
-  }
 
   return holder_->RunMenuAt(parent, button, bounds, anchor, types);
 }
 
+MenuRunner::RunResult MenuRunner::RunContextMenuAt(
+    Widget* parent,
+    MenuButton* button,
+    const gfx::Rect& bounds,
+    ui::ContextMenuSourceType source_type,
+    int32 types) {
+  MenuItemView::AnchorPosition anchor = MenuItemView::TOPLEFT;
+  switch (source_type) {
+    case ui::CONTEXT_MENU_SOURCE_KEYBOARD:
+      break;
+    case ui::CONTEXT_MENU_SOURCE_MOUSE:
+      break;
+    case ui::CONTEXT_MENU_SOURCE_TOUCH:
+      anchor = MenuItemView::BOTTOMCENTER;
+      break;
+    case ui::CONTEXT_MENU_SOURCE_TOUCH_EDITING:
+      anchor = MenuItemView::BOTTOMCENTER;
+      break;
+    default:
+      break;
+  }
+  types |= views::MenuRunner::CONTEXT_MENU;
+  return RunMenuAt(parent, button, bounds, anchor, types);
+}
+
+
 bool MenuRunner::IsRunning() const {
   return holder_->running();
 }