Use newImageSnapshot() to get an image from a Canvas

Source/platform/graphics/BitmapPattern.h

Index: Source/platform/graphics/BitmapPattern.h
diff --git a/Source/platform/graphics/WindRule.h b/Source/platform/graphics/BitmapPattern.h
similarity index 64%
copy from Source/platform/graphics/WindRule.h
copy to Source/platform/graphics/BitmapPattern.h
index d4f123e813276baf5a09ce32d75c6c6637b060c9..628028191def645d89454a833352382823e49caf 100644
--- a/Source/platform/graphics/WindRule.h
+++ b/Source/platform/graphics/BitmapPattern.h
@@ -1,7 +1,8 @@
 /*
- * Copyright (C) 2003, 2006, 2009 Apple Inc. All rights reserved.
- *               2006 Rob Buis <buis@kde.org>
+ * Copyright (C) 2006, 2007, 2008 Apple Computer, Inc.  All rights reserved.
+ * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2007-2008 Torch Mobile, Inc.
+ * Copyright (C) 2013 Google, Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -25,17 +26,30 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef WindRule_h
-#define WindRule_h
+#ifndef BitmapPattern_h
+#define BitmapPattern_h
+
+#include "platform/graphics/Pattern.h"
 
 namespace WebCore {
 
-enum WindRule {
-    RULE_NONZERO = 0,
-    RULE_EVENODD = 1
-};
+class PLATFORM_EXPORT BitmapPattern : public Pattern {
+public:
+    static PassRefPtr<Pattern> create(PassRefPtr<Image> tileImage, bool repeatX, bool repeatY)
+    {
+        return adoptRef(new BitmapPattern(tileImage, repeatX, repeatY));
+    }
+
+    virtual ~BitmapPattern() { }
 
-}
+    virtual PassRefPtr<SkShader> createShader() OVERRIDE;
+
+private:
+    BitmapPattern(PassRefPtr<Image>, bool repeatX, bool repeatY);
+
+    RefPtr<NativeImageSkia> m_tileImage;
+};
 
-#endif // WindRule_h
+} // namespace
 
+#endif