Don't send ViewMsg_ContextMenuClosed to the renderer process for submenus.

chrome/browser/tab_contents/render_view_context_menu.cc

Index: chrome/browser/tab_contents/render_view_context_menu.cc
diff --git a/chrome/browser/tab_contents/render_view_context_menu.cc b/chrome/browser/tab_contents/render_view_context_menu.cc
index b4b8518d4be1332e2a00c25c7dec9518985ce2cc..12962985c9b3c9c577c9090b61b70aab3cd3efbc 100644
--- a/chrome/browser/tab_contents/render_view_context_menu.cc
+++ b/chrome/browser/tab_contents/render_view_context_menu.cc
@@ -1678,13 +1678,21 @@ RenderViewContextMenu::GetHandlersForLinkUrl() {
   return handlers;
 }
 
-void RenderViewContextMenu::MenuWillShow() {
+void RenderViewContextMenu::MenuWillShow(ui::SimpleMenuModel* source) {
+  // Ignore notifications from submenus.
+  if (source != &menu_model_)
+    return;
+
   RenderWidgetHostView* view = source_tab_contents_->GetRenderWidgetHostView();
   if (view)
     view->ShowingContextMenu(true);
 }
 
-void RenderViewContextMenu::MenuClosed() {
+void RenderViewContextMenu::MenuClosed(ui::SimpleMenuModel* source) {
+  // Ignore notifications from submenus.
+  if (source != &menu_model_)
+    return;
+
   RenderWidgetHostView* view = source_tab_contents_->GetRenderWidgetHostView();
   if (view)
     view->ShowingContextMenu(false);