Revert "Remove devKerning"

This reverts commit c86c5c0144b85d0bc8ec791f9609ee2d4e7d835a.

Reason for revert: 4 of 5

Original change's description:
> Remove devKerning
> 
> Dev kerning is not supported by any scalers. This is
> mostly removed. The remaining fields fRsbDelta and
> fLsbDelta are kept to keep Android compiling.
> 
> Change-Id: If1a9ee9bb599d4e1bdf4b3751ac0c65246350809
> Reviewed-on: https://skia-review.googlesource.com/124921
> Reviewed-by: Ben Wagner <bungeman@google.com>
> Commit-Queue: Herb Derby <herb@google.com>

TBR=bungeman@google.com,herb@google.com,reed@google.com

Change-Id: If865f702868192a1b72cd811baa996dd1282bbce
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/125263
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/core/SkTextToPathIter.h b/src/core/SkTextToPathIter.h
index c135de620b..49564d96af 100644
--- a/src/core/SkTextToPathIter.h
+++ b/src/core/SkTextToPathIter.h
@@ -8,6 +8,7 @@
 #ifndef SkTextToPathIter_DEFINED
 #define SkTextToPathIter_DEFINED
 
+#include "SkAutoKern.h"
 #include "SkPaint.h"
 #include "SkStrikeCache.h"
 
@@ -26,6 +27,7 @@ protected:
     SkPaint::GlyphCacheProc fGlyphCacheProc;
 
     SkScalar        fXPos;      // accumulated xpos, returned in next
+    SkAutoKern      fAutoKern;
     int             fXYIndex;   // cache for horizontal -vs- vertical text
 };