Remove parts of //cc we aren't using

cc/resources/texture_compressor_etc1.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_RESOURCES_TEXTURE_COMPRESSOR_ETC1_H_
 #define CC_RESOURCES_TEXTURE_COMPRESSOR_ETC1_H_
 
 #include "cc/resources/texture_compressor.h"
 
 namespace cc {
 
-class CC_EXPORT TextureCompressorETC1 : public TextureCompressor {
+class TextureCompressorETC1 : public TextureCompressor {
  public:
   TextureCompressorETC1() {}
 
   // Compress a texture using ETC1. Note that the |quality| parameter is
   // ignored. The current implementation does not support different quality
   // settings.
   void Compress(const uint8_t* src,
                 uint8_t* dst,
                 int width,
                 int height,
                 Quality quality) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TextureCompressorETC1);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_TEXTURE_COMPRESSOR_ETC1_H_