Add Blink setting to block doc.written scripts on 2g-like networks

components/test_runner/web_frame_test_client.h

 // Copyright 2016 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.
 
 #ifndef COMPONENTS_TEST_RUNNER_WEB_FRAME_TEST_CLIENT_H_
 #define COMPONENTS_TEST_RUNNER_WEB_FRAME_TEST_CLIENT_H_
 
 #include <map>
 #include <string>
 
@@ skipping 87 matching lines @@
   void didReceiveResponse(const blink::WebURLResponse& response) override;
   blink::WebNavigationPolicy decidePolicyForNavigation(
       const blink::WebFrameClient::NavigationPolicyInfo& info) override;
   void checkIfAudioSinkExistsAndIsAuthorized(
       const blink::WebString& sink_id,
       const blink::WebSecurityOrigin& security_origin,
       blink::WebSetSinkIdCallbacks* web_callbacks) override;
   void didClearWindowObject(blink::WebLocalFrame* frame) override;
   bool runFileChooser(const blink::WebFileChooserParams& params,
                       blink::WebFileChooserCompletion* completion) override;
+  blink::WebEffectiveConnectionType getEffectiveConnectionType() override;
 
  private:
   // Borrowed pointers to other parts of Layout Tests state.
   TestRunner* test_runner_;
   WebTestDelegate* delegate_;
   WebViewTestProxyBase* web_view_test_proxy_base_;
   WebFrameTestProxyBase* web_frame_test_proxy_base_;
 
   DISALLOW_COPY_AND_ASSIGN(WebFrameTestClient);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_FRAME_TEST_CLIENT_H_