Make it possible to load a WebFrame from a URL

sky/engine/web/WebLocalFrameImpl.cpp

Index: sky/engine/web/WebLocalFrameImpl.cpp
diff --git a/sky/engine/web/WebLocalFrameImpl.cpp b/sky/engine/web/WebLocalFrameImpl.cpp
index 08e46fd0f2d0d49ef47a4ce15d34df1500241cf0..0701e4378e724e4e2050de8b595cc9e9d7607076 100644
--- a/sky/engine/web/WebLocalFrameImpl.cpp
+++ b/sky/engine/web/WebLocalFrameImpl.cpp
@@ -259,7 +259,22 @@ void WebLocalFrameImpl::collectGarbage()
 
 void WebLocalFrameImpl::load(const WebURL& url, mojo::ScopedDataPipeConsumerHandle responseStream)
 {
-    frame()->mojoLoader().load(url, responseStream.Pass());
+    frame()->mojoLoader().init(url);
+    frame()->mojoLoader().parse(responseStream.Pass());
+}
+
+void WebLocalFrameImpl::load(const WebURL& url)
+{
+    frame()->mojoLoader().init(url);
+    m_fetcher = adoptPtr(new MojoFetcher(this, url));
+}
+
+void WebLocalFrameImpl::OnReceivedResponse(mojo::URLResponsePtr response)
+{
+    m_fetcher.clear();
+    if (!response->body.is_valid())
+        LOG(FATAL) << "Response has no body.";
+    frame()->mojoLoader().parse(response->body.Pass());
 }
 
 void WebLocalFrameImpl::replaceSelection(const WebString& text)