4 files changed, 33 insertions, 0 deletions
diff --git a/webkit/glue/cpp_variant.cc b/webkit/glue/cpp_variant.cc
index a33986d..efa90e7 100644
--- a/webkit/glue/cpp_variant.cc
+++ b/webkit/glue/cpp_variant.cc
@@ -250,3 +250,17 @@ std::vector<std::wstring> CppVariant::ToStringVector() const {
   return wstring_vector;
 }
 
+bool CppVariant::Invoke(const std::string& method, const CppVariant* args, 
+                        uint32 arg_count, CppVariant& result) const {
+  DCHECK(isObject());
+  NPIdentifier method_name = NPN_GetStringIdentifier(method.c_str());
+  NPObject* np_object = value.objectValue;
+  if (NPN_HasMethod(NULL, np_object, method_name)) {
+    NPVariant r;
+    bool status = NPN_Invoke(NULL, np_object, method_name, args, arg_count, &r);
+    result.Set(r);
+    return status;
+  } else {
+    return false;
+  }
+}
diff --git a/webkit/glue/cpp_variant.h b/webkit/glue/cpp_variant.h
index c1eb795..f8a4c2e 100644
--- a/webkit/glue/cpp_variant.h
+++ b/webkit/glue/cpp_variant.h
@@ -98,6 +98,13 @@ class CppVariant : public NPVariant {
   // for converting a JavaScript array of strings into a vector of strings.
   std::vector<std::wstring> ToStringVector() const;
 
+  // Invoke method of the given name on an object with the supplied arguments.
+  // The first argument should be the object on which the method is to be 
+  // invoked.  Returns whether the method was successfully invoked.  If the
+  // method was invoked successfully, any return value is stored in the 
+  // CppVariant specified by result.
+  bool Invoke(const std::string& method, const CppVariant* args, 
+              uint32 arg_count, CppVariant& result) const;
 };
 
 #endif  // WEBKIT_GLUE_CPP_VARIANT_H__
diff --git a/webkit/glue/webframeloaderclient_impl.cc b/webkit/glue/webframeloaderclient_impl.cc
index 4303598..7ba384a 100644
--- a/webkit/glue/webframeloaderclient_impl.cc
+++ b/webkit/glue/webframeloaderclient_impl.cc
@@ -1253,7 +1253,15 @@ void WebFrameLoaderClient::transitionToCommittedFromCachedPage(WebCore::CachedPa
   ASSERT_NOT_REACHED();
 }
 
+// Called when the FrameLoader goes into a state in which a new page load
+// will occur.  
 void WebFrameLoaderClient::transitionToCommittedForNewPage() {
+  WebViewImpl* webview = webframe_->webview_impl();
+  WebViewDelegate* d = webview->delegate();
+  // Notify the RenderView.
+  if (d) {
+    d->TransitionToCommittedForNewPage();
+  }
   makeDocumentView();
 }
 
diff --git a/webkit/glue/webview_delegate.h b/webkit/glue/webview_delegate.h
index 6e39316..1f313b3 100644
--- a/webkit/glue/webview_delegate.h
+++ b/webkit/glue/webview_delegate.h
@@ -709,6 +709,10 @@ class WebViewDelegate : virtual public WebWidgetDelegate {
 
   virtual void WebInspectorOpened(int num_resources) { }
 
+  // Called when the FrameLoader goes into a state in which a new page load
+  // will occur.
+  virtual void TransitionToCommittedForNewPage() { }
+
   WebViewDelegate() { }
   virtual ~WebViewDelegate() { }