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

webkit/plugins/ppapi/ppapi_plugin_instance.h

Index: webkit/plugins/ppapi/ppapi_plugin_instance.h
diff --git a/webkit/plugins/ppapi/ppapi_plugin_instance.h b/webkit/plugins/ppapi/ppapi_plugin_instance.h
index 932143b46bccb712c69f78420e4037da5b92e940..754c87164d09e9d96d0095167fbcde595e6ea500 100644
--- a/webkit/plugins/ppapi/ppapi_plugin_instance.h
+++ b/webkit/plugins/ppapi/ppapi_plugin_instance.h
@@ -38,6 +38,7 @@
 #include "ppapi/shared_impl/function_group_base.h"
 #include "ppapi/shared_impl/ppb_instance_shared.h"
 #include "ppapi/shared_impl/ppb_view_shared.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebPrintScalingOption.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebCanvas.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
@@ -233,7 +234,12 @@ class WEBKIT_PLUGINS_EXPORT PluginInstance :
 
   bool SupportsPrintInterface();
   bool IsPrintScalingDisabled();
-  int PrintBegin(const gfx::Rect& printable_area, int printer_dpi);
+
+  int PrintBegin(const gfx::Rect& content_area,
+                 const gfx::Rect& printable_area,
+                 const gfx::Size& paper_size,
+                 WebKit::WebPrintScalingOption print_scaling_option,
+                 int printer_dpi);
   bool PrintPage(int page_number, WebKit::WebCanvas* canvas);
   void PrintEnd();