Adds navigator.registerProtocolHandler.

chrome/renderer/render_view.cc

Index: chrome/renderer/render_view.cc
diff --git a/chrome/renderer/render_view.cc b/chrome/renderer/render_view.cc
index 964e29241e65f57823f9a33b789adc50a680cdc4..7ce5fee33ded274c79d5f9e0da58f9b5206294f6 100644
--- a/chrome/renderer/render_view.cc
+++ b/chrome/renderer/render_view.cc
@@ -5682,6 +5682,17 @@ void RenderView::zoomLevelChanged() {
       GURL(webview()->mainFrame()->url())));
 }
 
+void RenderView::registerProtocolHandler(const WebString& scheme,
+                                         const WebString& baseUrl,
+                                         const WebString& url,
+                                         const WebString& title) {
+    GURL base(baseUrl);
+    GURL absoluteUrl = base.Resolve(UTF16ToUTF8(url));
+    RenderThread::current()->Send(
+        new ViewHostMsg_RegisterProtocolHandler(
+      routing_id_, UTF16ToUTF8(scheme), absoluteUrl, title));
+}
+
 bool RenderView::IsNonLocalTopLevelNavigation(
     const GURL& url, WebKit::WebFrame* frame, WebKit::WebNavigationType type) {
   // Must be a top level frame.