Make chrome_plugin_host.cc and chrome_plugin_util.cc compile on Posix.

chrome/browser/dom_ui/html_dialog_contents.h

 // Copyright (c) 2006-2008 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 CHROME_BROWSER_DOM_UI_HTML_DIALOG_CONTENTS_H__
 #define CHROME_BROWSER_DOM_UI_HTML_DIALOG_CONTENTS_H__
 
+#include "base/gfx/size.h"
 #include "chrome/browser/dom_ui/dom_ui_host.h"
 
 // Implement this class to receive notifications.
 class HtmlDialogContentsDelegate {
  public:
    // Returns true if the contents needs to be run in a modal dialog.
    virtual bool IsDialogModal() const = 0;
    // Returns the title of the dialog.
    virtual std::wstring GetDialogTitle() const = 0;
    // Get the HTML file path for the content to load in the dialog.
    virtual GURL GetDialogContentURL() const = 0;
    // Get the size of the dialog.
-   virtual void GetDialogSize(CSize* size) const = 0;
+   virtual void GetDialogSize(gfx::Size* size) const = 0;
    // Gets the JSON string input to use when showing the dialog.
    virtual std::string GetDialogArgs() const = 0;
    // A callback to notify the delegate that the dialog closed.
    virtual void OnDialogClosed(const std::string& json_retval) = 0;
 
   protected:
    ~HtmlDialogContentsDelegate() {}
 };
 
 ////////////////////////////////////////////////////////////////////////////////
@@ skipping 36 matching lines @@
 
   // The delegate that knows how to display the dialog and receives the response
   // back from the dialog.
   HtmlDialogContentsDelegate* delegate_;
 
   DISALLOW_EVIL_CONSTRUCTORS(HtmlDialogContents);
 };
 
 #endif  // CHROME_BROWSER_DOM_UI_HTML_DIALOG_CONTENTS_H__