Added Header and Footer support using Skia

chrome/renderer/print_web_view_helper_win.cc

Index: chrome/renderer/print_web_view_helper_win.cc
diff --git a/chrome/renderer/print_web_view_helper_win.cc b/chrome/renderer/print_web_view_helper_win.cc
index cf0df2fbd8ebf8f31b9bc5719bd286a536bed94d..b5cc022c5ba441db2b61857fe98aac3851f07f92 100644
--- a/chrome/renderer/print_web_view_helper_win.cc
+++ b/chrome/renderer/print_web_view_helper_win.cc
@@ -15,6 +15,7 @@
 #include "printing/units.h"
 #include "skia/ext/vector_canvas.h"
 #include "skia/ext/vector_platform_device_emf_win.h"
+#include "skia/ext/vector_platform_device_skia.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "ui/gfx/gdi_util.h"
@@ -185,6 +186,16 @@ void PrintWebViewHelper::RenderPage(
   }
 
   float webkit_scale_factor = frame->printPage(page_number, canvas.get());
+
+  if (is_preview && params.display_header_footer) {
+    // The page_number count starts from 0, so we add 1.

[dpapad, 2011/07/25 15:40:01]

Nit: |page_number| is 0-based, so 1 is added.

[Aayush Kumar, 2011/07/25 18:37:23]

Done.

+    PrintHeaderAndFooter(static_cast<skia::VectorPlatformDeviceSkia*>(device),
+                         canvas, page_number + 1,
+                         print_preview_context_.total_page_count(),
+                         webkit_scale_factor, page_layout_in_points,
+                         header_footer_info_);
+  }
+
   if (*scale_factor <= 0 || webkit_scale_factor <= 0) {
     NOTREACHED() << "Printing page " << page_number << " failed.";
   } else {