Callbacks through ChromeClient->RenderView->RenderViewHost for ContentsDidCha...

chrome/browser/renderer_host/render_view_host.cc

Index: chrome/browser/renderer_host/render_view_host.cc
===================================================================
--- chrome/browser/renderer_host/render_view_host.cc	(revision 13128)
+++ chrome/browser/renderer_host/render_view_host.cc	(working copy)
@@ -712,6 +712,8 @@
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidDownloadImage, OnMsgDidDownloadImage)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ContextMenu, OnMsgContextMenu)
     IPC_MESSAGE_HANDLER(ViewHostMsg_OpenURL, OnMsgOpenURL)
+    IPC_MESSAGE_HANDLER(ViewHostMsg_DidContentsPreferredWidthChange,
+                        OnMsgDidContentsPreferredWidthChange)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DomOperationResponse,
                         OnMsgDomOperationResponse)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DOMUISend,
@@ -1053,6 +1055,10 @@
   delegate_->RequestOpenURL(validated_url, referrer, disposition);
 }
 
+void RenderViewHost::OnMsgDidContentsPreferredWidthChange(const int pref_width) {
+  delegate_->DidContentsPreferredWidthChange(pref_width);
+}
+
 void RenderViewHost::OnMsgDomOperationResponse(
     const std::string& json_string, int automation_id) {
   delegate_->DomOperationResponse(json_string, automation_id);