add SkImage::newSurface

include/core/SkSurfaceProps.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkSurfaceProps_DEFINED
 #define SkSurfaceProps_DEFINED
 
@@ skipping 44 matching lines @@
         kDisallowDither_Flag        = 1 << 1,
         kUseDistanceFieldFonts_Flag = 1 << 2,
     };
     SkSurfaceProps(uint32_t flags, SkPixelGeometry);
 
     enum InitType {
         kLegacyFontHost_InitType
     };
     SkSurfaceProps(InitType);
     SkSurfaceProps(uint32_t flags, InitType);
+    SkSurfaceProps(const SkSurfaceProps& other);
 
     uint32_t flags() const { return fFlags; }
     SkPixelGeometry pixelGeometry() const { return fPixelGeometry; }
 
     bool isDisallowAA() const { return SkToBool(fFlags & kDisallowAntiAlias_Flag); }
     bool isDisallowDither() const { return SkToBool(fFlags & kDisallowDither_Flag); }
     bool isUseDistanceFieldFonts() const { return SkToBool(fFlags & kUseDistanceFieldFonts_Flag); }
 
 private:
     SkSurfaceProps();
 
     uint32_t        fFlags;
     SkPixelGeometry fPixelGeometry;
 };
 
 #endif