Port SkTextureCompression opts to SkOpts

src/opts/SkTextureCompression_opts.h

Index: src/opts/SkTextureCompression_opts.h
diff --git a/src/opts/SkTextureCompression_opts.h b/src/opts/SkTextureCompression_opts.h
deleted file mode 100644
index 07d645f0edbf4cfce683360133758a38e6bfbf1b..0000000000000000000000000000000000000000
--- a/src/opts/SkTextureCompression_opts.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright 2014
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkTextureCompression_opts_DEFINED
-#define SkTextureCompression_opts_DEFINED
-
-#include "SkTextureCompressor.h"
-#include "SkImageInfo.h"
-
-SkTextureCompressor::CompressionProc
-SkTextureCompressorGetPlatformProc(SkColorType colorType, SkTextureCompressor::Format fmt);
-
-// Returns true if dimX and dimY are set to the block size of the supplied
-// compression format according to how the platform can consume them. Returns false otherwise.
-bool SkTextureCompressorGetPlatformDims(SkTextureCompressor::Format fmt, int* dimX, int* dimY);
-
-#endif  // SkTextureCompression_opts_DEFINED