Implement a ResourceThrottle for URL overriding in Chrome on Android.

content/public/browser/web_contents_delegate.cc

Index: content/public/browser/web_contents_delegate.cc
diff --git a/content/public/browser/web_contents_delegate.cc b/content/public/browser/web_contents_delegate.cc
index 839b7a0f75fdc6cc9e48a435c41b1333c37dcffa..ec448f273ea397e2c8a1ddc76ff12d278c63f51f 100644
--- a/content/public/browser/web_contents_delegate.cc
+++ b/content/public/browser/web_contents_delegate.cc
@@ -25,6 +25,14 @@ WebContents* WebContentsDelegate::OpenURLFromTab(WebContents* source,
   return NULL;
 }
 
+bool WebContentsDelegate::ShouldIgnoreNavigation(
+      WebContents* source,
+      const GURL& validated_url,
+      const content::Referrer& referrer,
+      bool is_content_initiated) {
+  return false;
+}
+
 bool WebContentsDelegate::IsPopupOrPanel(const WebContents* source) const {
   return false;
 }