Added Header and Footer support using Skia

chrome/common/print_messages.h

Index: chrome/common/print_messages.h
diff --git a/chrome/common/print_messages.h b/chrome/common/print_messages.h
index 0c8c48af7af27931e6c3484871a4c11451766863..f2e72eeaa334df7550d19407bfc1678888a512b5 100644
--- a/chrome/common/print_messages.h
+++ b/chrome/common/print_messages.h
@@ -48,6 +48,9 @@ IPC_STRUCT_BEGIN(PrintMsg_Print_Params)
 
   // Does the printer support alpha blending?
   IPC_STRUCT_MEMBER(bool, supports_alpha_blend)
+
+  // Specifies if the header and footer should be printed.
+  IPC_STRUCT_MEMBER(bool, header_footer)

[kmadhusu, 2011/07/14 01:50:15]

display_header_footer?

[Aayush Kumar, 2011/07/19 01:20:30]

Done.

 IPC_STRUCT_END()
 
 IPC_STRUCT_BEGIN(PrintMsg_PrintPage_Params)
@@ -158,9 +161,12 @@ IPC_MESSAGE_ROUTED0(PrintMsg_PreviewPrintingRequestCancelled)
 
 // Tells the render view to switch the CSS to print media type, renders every
 // requested pages for print preview using the given |settings|. This gets
-// called multiple times as the user updates settings.
-IPC_MESSAGE_ROUTED1(PrintMsg_PrintPreview,
-                    DictionaryValue /* settings */)
+// called multiple times as the user updates settings. Header Footer info
+// contains the strings, accessible by the browser process, to be printed in
+// the header and footer.
+IPC_MESSAGE_ROUTED2(PrintMsg_PrintPreview,
+                    DictionaryValue /* settings */,
+                    DictionaryValue /* header_footer_info */)
 
 // Tells a renderer to stop blocking script initiated printing.
 IPC_MESSAGE_ROUTED0(PrintMsg_ResetScriptedPrintCount)