[Print Preview] Modified PP_PrintSettings_Dev interface to support auto fit to page functionality.

webkit/plugins/ppapi/ppapi_webplugin_impl.h

 // Copyright (c) 2012 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 WEBKIT_PLUGINS_PPAPI_PPAPI_WEBPLUGIN_IMPL_H_
 #define WEBKIT_PLUGINS_PPAPI_PPAPI_WEBPLUGIN_IMPL_H_
 
 #include <string>
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop_helpers.h"
 #include "ppapi/c/pp_var.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPlugin.h"
 #include "ui/gfx/rect.h"
 #include "webkit/plugins/webkit_plugins_export.h"
 
 namespace WebKit {
 struct WebPluginParams;
+struct WebSize;
 }
 
 namespace webkit {
 namespace ppapi {
 
 class PluginDelegate;
 class PluginInstance;
 class PluginModule;
 class PPB_URLLoader_Impl;
 
@@ skipping 39 matching lines @@
   virtual WebKit::WebString selectionAsMarkup() const;
   virtual WebKit::WebURL linkAtPosition(const WebKit::WebPoint& position) const;
   virtual void setZoomLevel(double level, bool text_only);
   virtual bool startFind(const WebKit::WebString& search_text,
                          bool case_sensitive,
                          int identifier);
   virtual void selectFindResult(bool forward);
   virtual void stopFind();
   virtual bool supportsPaginatedPrint() OVERRIDE;
   virtual bool isPrintScalingDisabled() OVERRIDE;
-  virtual int printBegin(const WebKit::WebRect& printable_area,
+  virtual int printBegin(const WebKit::WebRect& content_area,
+                         const WebKit::WebRect& printable_area,
+                         const WebKit::WebSize& paper_size,
+                         bool fit_to_paper_size,
                          int printer_dpi) OVERRIDE;
   virtual bool printPage(int page_number, WebKit::WebCanvas* canvas) OVERRIDE;
   virtual void printEnd() OVERRIDE;
 
   virtual bool canRotateView() OVERRIDE;
   virtual void rotateView(RotationType type) OVERRIDE;
 
   struct InitData;
 
   scoped_ptr<InitData> init_data_;  // Cleared upon successful initialization.
   // True if the instance represents the entire document in a frame instead of
   // being an embedded resource.
   bool full_frame_;
   scoped_refptr<PluginInstance> instance_;
   scoped_refptr<PPB_URLLoader_Impl> document_loader_;
   gfx::Rect plugin_rect_;
   PP_Var instance_object_;
 
   DISALLOW_COPY_AND_ASSIGN(WebPluginImpl);
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PPAPI_WEBPLUGIN_IMPL_H_