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

components/test_runner/web_frame_test_client.cc

 // 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.
 
 #include "components/test_runner/web_frame_test_client.h"
 
 #include <memory>
 
 #include "base/logging.h"
 #include "base/strings/string_piece.h"
@@ skipping 734 matching lines @@
     callback->onError(blink::WebSetSinkIdError::NotAuthorized);
   else
     callback->onError(blink::WebSetSinkIdError::NotFound);
 }
 
 void WebFrameTestClient::didClearWindowObject(blink::WebLocalFrame* frame) {
   web_test_proxy_base_->test_interfaces()->BindTo(frame);
   web_test_proxy_base_->BindTo(frame);
 }
 
+bool WebFrameTestClient::runFileChooser(
+    const blink::WebFileChooserParams& params,
+    blink::WebFileChooserCompletion* completion) {
+  delegate_->PrintMessage("Mock: Opening a file chooser.\n");
+  // FIXME: Add ability to set file names to a file upload control.
+  return false;
+}
+
 }  // namespace test_runner