Move file chooser from RenderView(Host) to RenderFrame(Host).

components/test_runner/web_test_proxy.h

 // Copyright 2014 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_TEST_PROXY_H_
 #define COMPONENTS_TEST_RUNNER_WEB_TEST_PROXY_H_
 
 #include <memory>
 #include <string>
 #include <utility>
@@ skipping 212 matching lines @@
   void setStatusText(const blink::WebString& text) override {
     view_test_client()->setStatusText(text);
     Base::setStatusText(text);
   }
   void printPage(blink::WebLocalFrame* frame) override {
     view_test_client()->printPage(frame);
   }
   blink::WebSpeechRecognizer* speechRecognizer() override {
     return view_test_client()->speechRecognizer();
   }
-  bool runFileChooser(const blink::WebFileChooserParams& params,
-                      blink::WebFileChooserCompletion* completion) override {
-    return view_test_client()->runFileChooser(params, completion);
-  }
   void showValidationMessage(
       const blink::WebRect& anchor_in_root_view,
       const blink::WebString& main_message,
       blink::WebTextDirection main_message_hint,
       const blink::WebString& sub_message,
       blink::WebTextDirection sub_message_hint) override {
     view_test_client()->showValidationMessage(anchor_in_root_view, main_message,
                                               main_message_hint, sub_message,
                                               sub_message_hint);
   }
   blink::WebString acceptLanguages() override {
     return view_test_client()->acceptLanguages();
   }
 
  private:
   virtual ~WebTestProxy() {}
 
   DISALLOW_COPY_AND_ASSIGN(WebTestProxy);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_PROXY_H_