Add new IPC for searchbox to pipe SearchBox NavigateContentWindow calls to the browser.

chrome/renderer/searchbox/searchbox.cc

Index: chrome/renderer/searchbox/searchbox.cc
diff --git a/chrome/renderer/searchbox/searchbox.cc b/chrome/renderer/searchbox/searchbox.cc
index e974186b2997fba87c4e41aaa49a7c1153fca1da..75245192effda9665533f23da2e016d9bba5b26a 100644
--- a/chrome/renderer/searchbox/searchbox.cc
+++ b/chrome/renderer/searchbox/searchbox.cc
@@ -55,6 +55,12 @@ void SearchBox::StopCapturingKeyStrokes() {
       render_view()->GetRoutingID(), render_view()->GetPageId()));
 }
 
+void SearchBox::NavigateToURL(const GURL& url) {
+  render_view()->Send(new ChromeViewHostMsg_SearchBoxNavigate(
+      render_view()->GetRoutingID(), render_view()->GetPageId(),
+      url));
+}
+
 gfx::Rect SearchBox::GetRect() {
   // Need to adjust for scale.
   if (rect_.IsEmpty())