Render using WebPaintSurface.

webkit/tools/test_shell/test_webview_delegate.cc

Index: webkit/tools/test_shell/test_webview_delegate.cc
===================================================================
--- webkit/tools/test_shell/test_webview_delegate.cc	(revision 73503)
+++ webkit/tools/test_shell/test_webview_delegate.cc	(working copy)
@@ -650,6 +650,17 @@
 
 // WebWidgetClient -----------------------------------------------------------
 
+#if WEBKIT_USING_PAINTSURFACE
+
+WebKit::WebPaintSurface* TestWebViewDelegate::paintSurface() {
+  if (WebWidgetHost* host = GetWidgetHost())
+    return host->GetPaintSurface();
+
+  return NULL;
+}
+
+#else  // WEBKIT_USING_PAINTSURFACE
+
 void TestWebViewDelegate::didInvalidateRect(const WebRect& rect) {
   if (WebWidgetHost* host = GetWidgetHost())
     host->DidInvalidateRect(rect);
@@ -661,6 +672,8 @@
     host->DidScrollRect(dx, dy, clip_rect);
 }
 
+#endif  // WEBKIT_USING_PAINTSURFACE
+
 void TestWebViewDelegate::scheduleComposite() {
   if (WebWidgetHost* host = GetWidgetHost())
     host->ScheduleComposite();