SkTextBlob

Initial implementation.

R=bungeman@google.com, jbroman@chromium.org, mtklein@google.com, reed@google.com, robertphillips@google.com

Author: fmalita@chromium.org

Review URL: https://codereview.chromium.org/473633002
diff --git a/gyp/gmslides.gypi b/gyp/gmslides.gypi
index c1f527f..f4003e3 100644
--- a/gyp/gmslides.gypi
+++ b/gyp/gmslides.gypi
@@ -173,6 +173,7 @@
         '../gm/testimagefilters.cpp',
         '../gm/texdata.cpp',
         '../gm/variedtext.cpp',
+        '../gm/textblob.cpp',
         '../gm/texturedomaineffect.cpp',
         '../gm/thinrects.cpp',
         '../gm/thinstrokedrects.cpp',