add SkImage::newSurface

src/image/SkImagePriv.h

Index: src/image/SkImagePriv.h
diff --git a/src/image/SkImagePriv.h b/src/image/SkImagePriv.h
index e9d1d838991adfa08b1e565d614bec932645ce89..db3a089a355f69287563ce59ad0fdd2a54c5280e 100644
--- a/src/image/SkImagePriv.h
+++ b/src/image/SkImagePriv.h
@@ -11,8 +11,8 @@
 #include "SkImage.h"
 
 // Call this if you explicitly want to use/share this pixelRef in the image
-extern SkImage* SkNewImageFromPixelRef(const SkImageInfo&, SkPixelRef*,
-                                       size_t rowBytes);
+extern SkImage* SkNewImageFromPixelRef(const SkImageInfo&, SkPixelRef*, size_t rowBytes,
+                                       const SkSurfaceProps*);
 
 /**
  *  Examines the bitmap to decide if it can share the existing pixelRef, or
@@ -24,7 +24,7 @@ extern SkImage* SkNewImageFromPixelRef(const SkImageInfo&, SkPixelRef*,
  *  SkImageInfo, or the bitmap's pixels cannot be accessed, this will return
  *  NULL.
  */
-extern SkImage* SkNewImageFromBitmap(const SkBitmap&, bool canSharePixelRef);
+extern SkImage* SkNewImageFromBitmap(const SkBitmap&, bool canSharePixelRef, const SkSurfaceProps*);
 
 static inline size_t SkImageMinRowBytes(const SkImageInfo& info) {
     return SkAlign4(info.minRowBytes());
@@ -45,4 +45,6 @@ extern GrTexture* SkTextureImageGetTexture(SkImage* textureImage);
 // surface needs to perform a copy-on-write
 extern void SkTextureImageSetTexture(SkImage* image, GrTexture* texture);
 
+extern SkImage* SkNewImageFromBitmapTexture(const SkBitmap&, int sampleCount);
+
 #endif