Remove rendundant WebLocalFrame parameter in various plugin code.

content/shell/test_runner/web_frame_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 CONTENT_SHELL_TEST_RUNNER_WEB_FRAME_TEST_PROXY_H_
 #define CONTENT_SHELL_TEST_RUNNER_WEB_FRAME_TEST_PROXY_H_
 
 #include <memory>
 #include <utility>
 
@@ skipping 40 matching lines @@
 // for layering purposes.
 template <class Base, typename P>
 class WebFrameTestProxy : public Base, public WebFrameTestProxyBase {
  public:
   explicit WebFrameTestProxy(P p) : Base(p) {}
 
   virtual ~WebFrameTestProxy() {}
 
   // WebFrameClient implementation.
   blink::WebPlugin* CreatePlugin(
-      blink::WebLocalFrame* frame,
       const blink::WebPluginParams& params) override {
-    blink::WebPlugin* plugin = test_client()->CreatePlugin(frame, params);
+    blink::WebPlugin* plugin = test_client()->CreatePlugin(params);
     if (plugin)
       return plugin;
-    return Base::CreatePlugin(frame, params);
+    return Base::CreatePlugin(params);
   }
 
   blink::WebScreenOrientationClient* GetWebScreenOrientationClient() override {
     return test_client()->GetWebScreenOrientationClient();
   }
 
   void DidAddMessageToConsole(const blink::WebConsoleMessage& message,
                               const blink::WebString& source_name,
                               unsigned source_line,
                               const blink::WebString& stack_trace) override {
@@ skipping 212 matching lines @@
     return test_client()->RunFileChooser(params, completion);
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebFrameTestProxy);
 };
 
 }  // namespace test_runner
 
 #endif  // CONTENT_SHELL_TEST_RUNNER_WEB_FRAME_TEST_PROXY_H_