Use correct WebView from TestRunner methods called via testRunner bindings.

components/test_runner/web_view_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_view_test_client.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/i18n/rtl.h"
 #include "base/strings/string16.h"
@@ skipping 161 matching lines @@
                            base::UTF16ToUTF8(wrapped_main_text) +
                            " sub-message=" +
                            base::UTF16ToUTF8(wrapped_sub_text) + "\n");
 }
 
 blink::WebSpeechRecognizer* WebViewTestClient::speechRecognizer() {
   return test_runner_->getMockWebSpeechRecognizer();
 }
 
 bool WebViewTestClient::requestPointerLock() {
-  return test_runner_->RequestPointerLock();
+  return web_test_proxy_base_->view_test_runner()->RequestPointerLock();
 }
 
 void WebViewTestClient::requestPointerUnlock() {
-  test_runner_->RequestPointerUnlock();
+  web_test_proxy_base_->view_test_runner()->RequestPointerUnlock();
 }
 
 bool WebViewTestClient::isPointerLocked() {
-  return test_runner_->isPointerLocked();
+  return web_test_proxy_base_->view_test_runner()->isPointerLocked();
 }
 
 void WebViewTestClient::didFocus() {
   test_runner_->SetFocus(web_test_proxy_base_->web_view(), true);
 }
 
 void WebViewTestClient::setToolTipText(const blink::WebString& text,
                                        blink::WebTextDirection direction) {
   test_runner_->setToolTipText(text);
 }
 
 void WebViewTestClient::resetInputMethod() {
   // If a composition text exists, then we need to let the browser process
   // to cancel the input method's ongoing composition session.
   if (web_test_proxy_base_)
     web_test_proxy_base_->web_widget()->confirmComposition();
 }
 
 blink::WebString WebViewTestClient::acceptLanguages() {
   return blink::WebString::fromUTF8(test_runner_->GetAcceptLanguages());
 }
 
 WebTestDelegate* WebViewTestClient::delegate() {
   return web_test_proxy_base_->delegate();
 }
 
 }  // namespace test_runner