Commit instant loader when the instant page navigates away from instant URL.

chrome/browser/ui/browser_instant_controller.cc

Index: chrome/browser/ui/browser_instant_controller.cc
diff --git a/chrome/browser/ui/browser_instant_controller.cc b/chrome/browser/ui/browser_instant_controller.cc
index 9b8204994fd1436220b588d895528755bbde7b95..f999a1f00be8c053444d4e2280e33e6fc9ab6d17 100644
--- a/chrome/browser/ui/browser_instant_controller.cc
+++ b/chrome/browser/ui/browser_instant_controller.cc
@@ -140,6 +140,13 @@ void BrowserInstantController::ActiveTabChanged() {
   instant_.ActiveTabChanged();
 }
 
+void BrowserInstantController::AboutToOpenURL(
+    content::WebContents* web_contents,
+    const GURL& url) {
+  if (instant_.GetPreviewContents() == web_contents)
+    instant_.InstantLoaderAboutToNavigateMainFrame(url);
+}
+
 void BrowserInstantController::SetContentHeight(int height) {
   OnThemeAreaHeightChanged(height);
 }