Implement Mac Pop-up Dictionary for OOPIF.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index f9d0eaa00441bd7fc87a7a223e37e880342bac11..1f8523f22f0737e2f7a651cd87a95b9c16412e4d 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -128,6 +128,7 @@
 #include "content/renderer/shared_worker_repository.h"
 #include "content/renderer/skia_benchmarking_extension.h"
 #include "content/renderer/stats_collection_controller.h"
+#include "content/renderer/text_input_client_observer.h"
 #include "content/renderer/web_frame_utils.h"
 #include "content/renderer/web_ui_extension.h"
 #include "content/renderer/websharedworker_proxy.h"
@@ -6335,6 +6336,20 @@ void RenderFrameImpl::OnSetPepperVolume(int32_t pp_instance, double volume) {
 }
 #endif  // ENABLE_PLUGINS
 
+#if defined(OS_MACOSX)
+void RenderFrameImpl::OnTextInputClientMessageReceived(
+    RenderWidget* render_widget,
+    const IPC::Message& message) {
+  // Only the local root owning the widget should handle these messages.
+  if (render_widget_ == render_widget) {
+    if (!text_input_client_observer_) {
+      text_input_client_observer_.reset(new TextInputClientObserver(this));
+    }
+    text_input_client_observer_->OnMessageReceived(message);
+  }
+}
+#endif
+
 void RenderFrameImpl::RenderWidgetSetFocus(bool enable) {
 #if defined(ENABLE_PLUGINS)
   // Notify all Pepper plugins.