Initial work to get ETC1 data up to the GPU

include/gpu/GrContext.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 GrContext_DEFINED
 #define GrContext_DEFINED
 
@@ skipping 198 matching lines @@
      * @param rowBytes  The number of bytes between rows of the texture. Zero
      *                  implies tightly packed rows.
      * @param cacheKey  (optional) If non-NULL, we'll write the cache key we used to cacheKey.
      */
     GrTexture* createTexture(const GrTextureParams* params,
                              const GrTextureDesc& desc,
                              const GrCacheID& cacheID,
                              void* srcData,
                              size_t rowBytes,
                              GrResourceKey* cacheKey = NULL);
-
+    /**
+     * Creates a new entry, based on the specified key and texture and returns it. The caller owns a
+     * ref on the returned texture which must be balanced by a call to unref.
+     *
+     * @param params    The texture params used to draw a texture may help determine
+     *                  the cache entry used. (e.g. different versions may exist
+     *                  for different wrap modes on GPUs with limited NPOT
+     *                  texture support). NULL implies clamp wrap modes.
+     * @param desc      Description of the texture properties.
+     * @param cacheID   Cache-specific properties (e.g., texture gen ID)
+     * @param srcData   Pointer to the compressed pixel values.
+     * @param format    The compressed texture format to use
+     * @param cacheKey  (optional) If non-NULL, we'll write the cache key we used to cacheKey.
+     */
+    GrTexture* createCompressedTexture(const GrTextureParams* params,
+                                       const GrTextureDesc& desc,
+                                       const GrCacheID& cacheID,
+                                       const void* srcData,
+                                       GrCompressedFormat format,
+                                       GrResourceKey* cacheKey = NULL);
     /**
      * Search for an entry based on key and dimensions. If found, ref it and return it. The return
      * value will be NULL if not found. The caller must balance with a call to unref.
      *
      *  @param desc     Description of the texture properties.
      *  @param cacheID Cache-specific properties (e.g., texture gen ID)
      *  @param params   The texture params used to draw a texture may help determine
      *                  the cache entry used. (e.g. different versions may exist
      *                  for different wrap modes on GPUs with limited NPOT
      *                  texture support). NULL implies clamp wrap modes.
@@ skipping 893 matching lines @@
     }
 
     GrTexture* texture() { return fTexture; }
 
 private:
     GrContext*                    fContext;
     GrTexture*                    fTexture;
 };
 
 #endif