SkCodec: add wbmp class

gyp/tests.gypi

 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 # Common gypi for unit tests.
 {
   'include_dirs': [
     '../src/core',
     '../src/effects',
     '../src/image',
@@ skipping 57 matching lines @@
     '../tests/CachedDecodingPixelRefTest.cpp',
     '../tests/CanvasStateHelpers.cpp',
     '../tests/CanvasStateTest.cpp',
     '../tests/CanvasTest.cpp',
     '../tests/ChecksumTest.cpp',
     '../tests/ClampRangeTest.cpp',
     '../tests/ClipCacheTest.cpp',
     '../tests/ClipCubicTest.cpp',
     '../tests/ClipStackTest.cpp',
     '../tests/ClipperTest.cpp',
+    '../tests/CodexTest.cpp',
     '../tests/ColorFilterTest.cpp',
     '../tests/ColorPrivTest.cpp',
     '../tests/ColorTest.cpp',
     '../tests/CPlusPlusEleven.cpp',
     '../tests/DashPathEffectTest.cpp',
     '../tests/DataRefTest.cpp',
     '../tests/DeferredCanvasTest.cpp',
     '../tests/DeflateWStream.cpp',
     '../tests/DequeTest.cpp',
     '../tests/DeviceLooperTest.cpp',
@@ skipping 152 matching lines @@
     '../src/utils/debugger/SkObjectParser.h',
     '../src/utils/debugger/SkObjectParser.cpp',
 
     '../tests/PipeTest.cpp',
     '../src/pipe/utils/SamplePipeControllers.cpp',
 
     '../tests/TDStackNesterTest.cpp',
     '../experimental/PdfViewer/src/SkTDStackNester.h',
   ],
 }