Use a resource throttle to implement shouldOverrideUrlLoading.

content/public/renderer/content_renderer_client.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/renderer/content_renderer_client.h"
 
 #include "media/base/renderer_factory.h"
 #include "third_party/WebKit/public/platform/modules/app_banner/WebAppBannerClient.h"
 #include "third_party/WebKit/public/web/WebPluginPlaceholder.h"
 
@@ skipping 82 matching lines @@
 }
 
 bool ContentRendererClient::RunIdleHandlerWhenWidgetsHidden() {
   return true;
 }
 
 bool ContentRendererClient::AllowPopup() {
   return false;
 }
 
-#ifdef OS_ANDROID
-bool ContentRendererClient::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) {
-  return false;
-}
-#endif
-
 bool ContentRendererClient::ShouldFork(blink::WebFrame* frame,
                                        const GURL& url,
                                        const std::string& http_method,
                                        bool is_initial_navigation,
                                        bool is_server_redirect,
                                        bool* send_referrer) {
   return false;
 }
 
 bool ContentRendererClient::ShouldForwardToGuestContainer(
@@ skipping 93 matching lines @@
 std::string ContentRendererClient::GetUserAgentOverrideForURL(const GURL& url) {
   return std::string();
 }
 
 scoped_ptr<blink::WebAppBannerClient>
 ContentRendererClient::CreateAppBannerClient(RenderFrame* render_frame) {
   return nullptr;
 }
 
 }  // namespace content