Split V8Proxy::retrieveActiveFrame() into two methods.

chrome/renderer/extensions/extension_process_bindings.cc

Index: chrome/renderer/extensions/extension_process_bindings.cc
diff --git a/chrome/renderer/extensions/extension_process_bindings.cc b/chrome/renderer/extensions/extension_process_bindings.cc
index 1a3614fd1c0ddc3bbf057f9295219cb04e5ceb8d..032d4570b4b2a3d2ead7a9480c798a85ef687206 100644
--- a/chrome/renderer/extensions/extension_process_bindings.cc
+++ b/chrome/renderer/extensions/extension_process_bindings.cc
@@ -69,8 +69,10 @@ class ExtensionImpl : public v8::Extension {
   }
 
   static v8::Handle<v8::Value> StartRequest(const v8::Arguments& args) {
-    WebFrame* webframe = WebFrame::RetrieveActiveFrame();
-    RenderView* renderview = GetActiveRenderView();
+    // Get the current RenderView so that we can send a routed IPC message from
+    // the correct source.
+    WebFrame* webframe = WebFrame::RetrieveFrameForCurrentContext();
+    RenderView* renderview = GetRenderViewForCurrentContext();
     if (!webframe || !renderview)
       return v8::Undefined();