Remove rendundant WebLocalFrame parameter in various plugin code.

chrome/renderer/plugins/chrome_plugin_placeholder.h

Index: chrome/renderer/plugins/chrome_plugin_placeholder.h
diff --git a/chrome/renderer/plugins/chrome_plugin_placeholder.h b/chrome/renderer/plugins/chrome_plugin_placeholder.h
index 5028d1d6086d4edb907b1fedcd87c94f5a4bdd0d..3d62c5ce18cd2529aa9c05b6b40c1ac26b096fc5 100644
--- a/chrome/renderer/plugins/chrome_plugin_placeholder.h
+++ b/chrome/renderer/plugins/chrome_plugin_placeholder.h
@@ -28,7 +28,6 @@ class ChromePluginPlaceholder final
 
   static ChromePluginPlaceholder* CreateBlockedPlugin(
       content::RenderFrame* render_frame,
-      blink::WebLocalFrame* frame,
       const blink::WebPluginParams& params,
       const content::WebPluginInfo& info,
       const std::string& identifier,
@@ -40,7 +39,6 @@ class ChromePluginPlaceholder final
   // Creates a new WebViewPlugin with a MissingPlugin as a delegate.
   static ChromePluginPlaceholder* CreateLoadableMissingPlugin(
       content::RenderFrame* render_frame,
-      blink::WebLocalFrame* frame,
       const blink::WebPluginParams& params);
 
   void SetStatus(ChromeViewHostMsg_GetPluginInfo_Status status);
@@ -49,7 +47,6 @@ class ChromePluginPlaceholder final
 
  private:
   ChromePluginPlaceholder(content::RenderFrame* render_frame,
-                          blink::WebLocalFrame* frame,
                           const blink::WebPluginParams& params,
                           const std::string& html_data,
                           const base::string16& title);