Browser Plugin: Expose frame name changes to the content API

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index b3dc3fad4d9607386ca011ad5bf4d6254ef0adbf..a3193eba8d55b4cb1ed0a054bf8af13fdd2ce7f8 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -838,6 +838,20 @@ const std::string& WebContentsImpl::GetUserAgentOverride() const {
   return renderer_preferences_.user_agent_override;
 }
 
+void WebContentsImpl::SetWindowName(const std::string& name) {
+  if (window_name_ == name)
+    return;
+
+  window_name_ = name;
+  RenderViewHost* rvh = GetRenderViewHost();
+  if (rvh)
+    rvh->SetWindowName(name);
+}
+
+const std::string& WebContentsImpl::GetWindowName() const {
+  return window_name_;
+}
+
 const string16& WebContentsImpl::GetTitle() const {
   // Transient entries take precedence. They are used for interstitial pages
   // that are shown on top of existing pages.
@@ -2634,6 +2648,9 @@ void WebContentsImpl::RenderViewReady(RenderViewHost* rvh) {
     view_->Focus();
   }
 
+  if (!window_name_.empty())
+    rvh->SetWindowName(window_name_);
+
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, RenderViewReady());
 }
 
@@ -2903,6 +2920,19 @@ void WebContentsImpl::DidUpdateFrameTree(RenderViewHost* rvh) {
   render_manager_.DidUpdateFrameTree(rvh);
 }
 
+void WebContentsImpl::DidUpdateFrameName(RenderViewHost* rvh,
+                                         int frame_id,
+                                         bool is_top_level,
+                                         const std::string& name) {
+  if (is_top_level)
+    window_name_ = name;
+  FOR_EACH_OBSERVER(WebContentsObserver, observers_,
+                    DidUpdateFrameName(frame_id,
+                                       is_top_level,
+                                       name,
+                                       rvh));
+}
+
 void WebContentsImpl::DocumentAvailableInMainFrame(
     RenderViewHost* render_view_host) {
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,