fix for cached textblobs look garbled

gyp/gmslides.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.
 # include this gypi to include all the golden master slides.
 {
   'include_dirs': [
     '../gm',
     # include dirs needed by particular GMs
     '../src/utils/debugger',
@@ skipping 200 matching lines @@
         '../gm/surface.cpp',
         '../gm/tablecolorfilter.cpp',
         '../gm/texteffects.cpp',
         '../gm/testimagefilters.cpp',
         '../gm/texdata.cpp',
         '../gm/variedtext.cpp',
         '../gm/tallstretchedbitmaps.cpp',
         '../gm/textblob.cpp',
         '../gm/textbloblooper.cpp',
         '../gm/textblobcolortrans.cpp',
+        '../gm/textblobgeometrychange.cpp',
         '../gm/textblobshader.cpp',
         '../gm/textblobtransforms.cpp',
         '../gm/texturedomaineffect.cpp',
         '../gm/thinrects.cpp',
         '../gm/thinstrokedrects.cpp',
         '../gm/tiledscaledbitmap.cpp',
         '../gm/tileimagefilter.cpp',
         '../gm/tilemodes.cpp',
         '../gm/tilemodes_scaled.cpp',
         '../gm/tinybitmap.cpp',
@@ skipping 44 matching lines @@
         '../gm/shadertext2.cpp',
         '../gm/shadertext3.cpp',
 
         # TODO(reed): Allocates more memory than Android devices are capable of
         # fulfilling. See http://skbug.com/1978
         '../gm/verylargebitmap.cpp',
       ],
     }],
   ],
 }