Make "priv" classes for GrTexure and GrSurface.

include/gpu/GrTexture.h

Index: include/gpu/GrTexture.h
diff --git a/include/gpu/GrTexture.h b/include/gpu/GrTexture.h
index 06ba2e41086f06915d72f5c5f80a50e264e64e13..8bdff34df5ee311a84401b4c19f8bca1d20186d4 100644
--- a/include/gpu/GrTexture.h
+++ b/include/gpu/GrTexture.h
@@ -16,7 +16,7 @@
 
 class GrResourceKey;
 class GrTextureParams;
-class GrTextureImpl;
+class GrTexturePriv;
 
 class GrTexture : public GrSurface {
 public:
@@ -44,19 +44,6 @@ public:
     virtual const GrRenderTarget* asRenderTarget() const SK_OVERRIDE { return fRenderTarget.get(); }
 
     /**
-     * Convert from texels to normalized texture coords for POT textures only. Please don't add
-     * new callsites for these functions. They are slated for removal.
-     */
-    SkFixed normalizeFixedX(SkFixed x) const {
-        SkASSERT(SkIsPow2(fDesc.fWidth));
-        return x >> fShiftFixedX;
-    }
-    SkFixed normalizeFixedY(SkFixed y) const {
-        SkASSERT(SkIsPow2(fDesc.fHeight));
-        return y >> fShiftFixedY;
-    }
-
-    /**
      *  Return the native ID or handle to the texture, depending on the
      *  platform. e.g. on OpenGL, return the texture ID.
      */
@@ -67,11 +54,9 @@ public:
      * changed externally to Skia.
      */
     virtual void textureParamsModified() = 0;
-    SK_ATTR_DEPRECATED("Renamed to textureParamsModified.")
-    void invalidateCachedState() { this->textureParamsModified(); }
 
     /**
-     * Informational texture flags. This will be moved to the private GrTextureImpl class soon.
+     * Informational texture flags. This will be removed soon.
      */
     enum FlagBits {
         kFirstBit = (kLastPublic_GrTextureFlagBit << 1),
@@ -94,21 +79,16 @@ public:
     }
 #endif
 
-    GrTextureImpl* impl() { return reinterpret_cast<GrTextureImpl*>(this); }
-    const GrTextureImpl* impl() const { return reinterpret_cast<const GrTextureImpl*>(this); }
+    /** Access methods that are only to be used within Skia code. */
+    inline GrTexturePriv texturePriv();
+    inline const GrTexturePriv texturePriv() const;
 
 protected:
     // A texture refs its rt representation but not vice-versa. It is up to
     // the subclass constructor to initialize this pointer.
     SkAutoTUnref<GrRenderTarget> fRenderTarget;
 
-    GrTexture(GrGpu* gpu, bool isWrapped, const GrTextureDesc& desc)
-    : INHERITED(gpu, isWrapped, desc)
-    , fRenderTarget(NULL) {
-        // only make sense if alloc size is pow2
-        fShiftFixedX = 31 - SkCLZ(fDesc.fWidth);
-        fShiftFixedY = 31 - SkCLZ(fDesc.fHeight);
-    }
+    GrTexture(GrGpu* gpu, bool isWrapped, const GrTextureDesc& desc);
 
     virtual ~GrTexture();
 
@@ -121,60 +101,23 @@ protected:
 private:
     void abandonReleaseCommon();
     virtual void internal_dispose() const SK_OVERRIDE;
-
-    // these two shift a fixed-point value into normalized coordinates
-    // for this texture if the texture is power of two sized.
-    int                 fShiftFixedX;
-    int                 fShiftFixedY;
-
-    typedef GrSurface INHERITED;
-};
-
-class GrTextureImpl : public GrTexture {
-public:
-    SK_DECLARE_INST_COUNT(GrTextureImpl)
-
-    void setFlag(GrTextureFlags flags) {
-        fDesc.fFlags = fDesc.fFlags | flags;
-    }
-    void resetFlag(GrTextureFlags flags) {
-        fDesc.fFlags = fDesc.fFlags & ~flags;
-    }
-    bool isSetFlag(GrTextureFlags flags) const {
-        return 0 != (fDesc.fFlags & flags);
-    }
-
     void dirtyMipMaps(bool mipMapsDirty);
 
-    bool mipMapsAreDirty() const {
-        return kValid_MipMapsStatus != fMipMapsStatus;
-    }
-
-    bool hasMipMaps() const {
-        return kNotAllocated_MipMapsStatus != fMipMapsStatus;
-    }
-
-    static GrResourceKey ComputeKey(const GrGpu* gpu,
-                                    const GrTextureParams* params,
-                                    const GrTextureDesc& desc,
-                                    const GrCacheID& cacheID);
-    static GrResourceKey ComputeScratchKey(const GrTextureDesc& desc);
-    static bool NeedsResizing(const GrResourceKey& key);
-    static bool NeedsBilerp(const GrResourceKey& key);
-
-protected:
-    GrTextureImpl(GrGpu* gpu, bool isWrapped, const GrTextureDesc& desc);
-
-private:
     enum MipMapsStatus {
         kNotAllocated_MipMapsStatus,
         kAllocated_MipMapsStatus,
         kValid_MipMapsStatus
     };
 
-    MipMapsStatus       fMipMapsStatus;
+    MipMapsStatus   fMipMapsStatus;
+    // These two shift a fixed-point value into normalized coordinates	
+    // for this texture if the texture is power of two sized.
+    int             fShiftFixedX;
+    int             fShiftFixedY;
+
+    friend class GrTexturePriv;
 
-    typedef GrTexture INHERITED;
+    typedef GrSurface INHERITED;
 };
 
 /**