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

chrome/browser/instant/instant_controller.cc

Index: chrome/browser/instant/instant_controller.cc
diff --git a/chrome/browser/instant/instant_controller.cc b/chrome/browser/instant/instant_controller.cc
index e0fc9e77fef1b23103ee22eca53921410a28aee3..6dbc4041142d8b0ebae51478ea941b15d7044875 100644
--- a/chrome/browser/instant/instant_controller.cc
+++ b/chrome/browser/instant/instant_controller.cc
@@ -391,6 +391,7 @@ void InstantController::HandleAutocompleteResults(
       result.type = UTF8ToUTF16(AutocompleteMatch::TypeToString(match->type));
       result.description = match->description;
       result.destination_url = UTF8ToUTF16(match->destination_url.spec());
+      result.transition = match->transition;
       result.relevance = match->relevance;
       DVLOG(1) << "    " << result.relevance << " " << result.type << " "
                << result.provider << " " << result.destination_url << " '"
@@ -840,6 +841,15 @@ void InstantController::OmniboxLostFocus(gfx::NativeView view_gaining_focus) {
 #endif
 }
 
+void InstantController::NavigateToURL(const GURL& url,
+                                      content::PageTransition transition) {
+  if (!extended_enabled_)
+    return;
+  if (loader_)
+    HideLoader();
+  browser_->OpenURLInCurrentTab(url, transition);
+}
+
 bool InstantController::ResetLoader(const TemplateURL* template_url,
                                     const content::WebContents* active_tab) {
   std::string instant_url;