A small text cleanup

src/gpu/GrAtlasTextBlob.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrAtlasTextBlob_DEFINED
 #define GrAtlasTextBlob_DEFINED
 
@@ skipping 262 matching lines @@
 
     void push_back_run(int currRun) {
         SkASSERT(currRun < fRunCount);
         if (currRun > 0) {
             Run::SubRunInfo& newRun = fRuns[currRun].fSubRunInfo.back();
             Run::SubRunInfo& lastRun = fRuns[currRun - 1].fSubRunInfo.back();
             newRun.setAsSuccessor(lastRun);
         }
     }
 
-    void appendGlyph(Run* run,
-                     Run::SubRunInfo* subRun,
-                     const SkRect& positions, GrColor color,
-                     size_t vertexStride, bool useVertexColor,
+    void appendGlyph(int runIndex,
+                     const SkRect& positions,
+                     GrColor color,
+                     GrBatchTextStrike* strike,
                      GrGlyph* glyph);
 
+    static size_t GetVertexStride(GrMaskFormat maskFormat) {
+        switch (maskFormat) {
+            case kA8_GrMaskFormat:
+                return kGrayTextVASize;
+            case kARGB_GrMaskFormat:
+                return kColorTextVASize;
+            default:
+                return kLCDTextVASize;
+        }
+    }
+
+    // position + local coord
+    static const size_t kColorTextVASize = sizeof(SkPoint) + sizeof(SkIPoint16);
+    static const size_t kGrayTextVASize = sizeof(SkPoint) + sizeof(GrColor) + sizeof(SkIPoint16);
+    static const size_t kLCDTextVASize = kGrayTextVASize;
     static const int kVerticesPerGlyph = 4;
 
 #ifdef CACHE_SANITY_CHECK
     static void AssertEqual(const GrAtlasTextBlob&, const GrAtlasTextBlob&);
     size_t fSize;
 #endif
 };
 
 #endif