Some tests around surface creation and snapshotting with color space

src/gpu/SkGpuDevice.h

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkGpuDevice_DEFINED
 #define SkGpuDevice_DEFINED
 
@@ skipping 126 matching lines @@
     SkIPoint                        fClipOrigin;
     GrClipStackClip                 fClip;
     SkISize                         fSize;
     bool                            fOpaque;
 
     enum Flags {
         kNeedClear_Flag = 1 << 0,  //!< Surface requires an initial clear
         kIsOpaque_Flag  = 1 << 1,  //!< Hint from client that rendering to this device will be
                                    //   opaque even if the config supports alpha.
     };
-    static bool CheckAlphaTypeAndGetFlags(const SkImageInfo* info, InitContents init,
-                                          unsigned* flags);
+    static bool CheckInfoAndGetFlags(const SkImageInfo* info, InitContents init, unsigned* flags);
 
     SkGpuDevice(sk_sp<GrDrawContext>, int width, int height, unsigned flags);
 
     SkBaseDevice* onCreateDevice(const CreateInfo&, const SkPaint*) override;
 
     sk_sp<SkSurface> makeSurface(const SkImageInfo&, const SkSurfaceProps&) override;
 
     SkImageFilterCache* getImageFilterCache() override;
 
     bool forceConservativeRasterClip() const override { return true; }
@@ skipping 85 matching lines @@
                                                 int sampleCount,
                                                 GrSurfaceOrigin,
                                                 const SkSurfaceProps*);
 
     friend class GrAtlasTextContext;
     friend class SkSurface_Gpu;      // for access to surfaceProps
     typedef SkBaseDevice INHERITED;
 };
 
 #endif