Making Mac Dictionary better for OOPIFs and <webview>

content/browser/frame_host/render_widget_host_view_child_frame.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 "content/browser/frame_host/render_widget_host_view_child_frame.h"
 
 #include <algorithm>
 #include <utility>
 #include <vector>
 
@@ skipping 542 matching lines @@
 #if defined(OS_MACOSX)
 ui::AcceleratedWidgetMac*
 RenderWidgetHostViewChildFrame::GetAcceleratedWidgetMac() const {
   return nullptr;
 }
 
 void RenderWidgetHostViewChildFrame::SetActive(bool active) {
 }
 
 void RenderWidgetHostViewChildFrame::ShowDefinitionForSelection() {
+  if (frame_connector_) {
+    frame_connector_->GetRootRenderWidgetHostView()
+        ->ShowDefinitionForSelection();
+  }
 }
 
 bool RenderWidgetHostViewChildFrame::SupportsSpeech() const {
   return false;
 }
 
 void RenderWidgetHostViewChildFrame::SpeakSelection() {
 }
 
 bool RenderWidgetHostViewChildFrame::IsSpeaking() const {
@@ skipping 136 matching lines @@
                                                       frame_sink_id_);
   }
   support_.reset();
 }
 
 bool RenderWidgetHostViewChildFrame::HasEmbedderChanged() {
   return false;
 }
 
 }  // namespace content