Use a resource throttle to implement shouldOverrideUrlLoading.

content/public/renderer/content_renderer_client.h

Index: content/public/renderer/content_renderer_client.h
diff --git a/content/public/renderer/content_renderer_client.h b/content/public/renderer/content_renderer_client.h
index 2a0517a6381a28ec6c839dc9a50aa3c80508db1e..c95a46011923b6ff3f439515cd980e4e75c2d2a9 100644
--- a/content/public/renderer/content_renderer_client.h
+++ b/content/public/renderer/content_renderer_client.h
@@ -198,23 +198,6 @@ class CONTENT_EXPORT ContentRendererClient {
   // Returns true if a popup window should be allowed.
   virtual bool AllowPopup();
 
-#ifdef OS_ANDROID
-  // TODO(sgurun) This callback is deprecated and will be removed as soon
-  // as android webview completes implementation of a resource throttle based
-  // shouldoverrideurl implementation. See crbug.com/325351
-  //
-  // Returns true if the navigation was handled by the embedder and should be
-  // ignored by WebKit. This method is used by CEF and android_webview.
-  virtual bool HandleNavigation(RenderFrame* render_frame,
-                                DocumentState* document_state,
-                                int opener_id,
-                                blink::WebFrame* frame,
-                                const blink::WebURLRequest& request,
-                                blink::WebNavigationType type,
-                                blink::WebNavigationPolicy default_policy,
-                                bool is_redirect);
-#endif
-
   // Returns true if we should fork a new process for the given navigation.
   // If |send_referrer| is set to false (which is the default), no referrer
   // header will be send for the navigation. Otherwise, the referrer header is