Add SkSpecialImage::extractSubset & NewFromPixmap

tests/TextureCompressionTest.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
+#include "SkAutoPixmapStorage.h"
 #include "SkBitmap.h"
 #include "SkData.h"
 #include "SkEndian.h"
 #include "SkImageInfo.h"
 #include "SkTemplates.h"
 #include "SkTextureCompressor.h"
 #include "Test.h"
 
 // TODO: Create separate tests for RGB and RGBA data once
 // ASTC and ETC1 decompression is implemented.
@@ skipping 249 matching lines @@
                 (kIndex << 28) | (kIndex << 31) | (kIndex << 34) | (kIndex << 37) |
                 (kIndex << 40) | (kIndex << 43) | (kIndex << 46) | (kIndex << 49) |
                 (kIndex << 52) | (kIndex << 55) | (kIndex << 58) | (kIndex << 61));
 
         const uint64_t* blockPtr = reinterpret_cast<const uint64_t*>(latcData->data());
         for (size_t i = 0; i < (kSizeToBe/8); ++i) {
             REPORTER_ASSERT(reporter, blockPtr[i] == kConstColorEncoding);
         }
     }
 }