Revert of Make setVertexAttribs in GrDrawState take a stride parameter. (patchset #5 of https://codereview.chromium.org/511593004/)

Reason for revert:
GM failures on http://108.170.220.120:10115/builders/Test-Ubuntu12-ShuttleA-GTX660-x86-Release/builds/1867/

Original issue's description:
> Make setVertexAttribs in GrDrawState take a stride parameter.
>
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/af013bf8afc4c77ab8ff230f536e2ade973427fa

R=bsalomon@google.com, egdaniel@google.com
TBR=bsalomon@google.com, egdaniel@google.com
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Author: djsollen@google.com

Review URL: https://codereview.chromium.org/502533004
diff --git a/src/gpu/GrDistanceFieldTextContext.cpp b/src/gpu/GrDistanceFieldTextContext.cpp
index 6c51d01..9cf53ce 100755
--- a/src/gpu/GrDistanceFieldTextContext.cpp
+++ b/src/gpu/GrDistanceFieldTextContext.cpp
@@ -44,8 +44,6 @@
     {kVec2f_GrVertexAttribType, sizeof(SkPoint) , kEffect_GrVertexAttribBinding}
 };
 
-static const size_t kTextVASize = 2 * sizeof(SkPoint); 
-
 // position + color + texture coord
 extern const GrVertexAttrib gTextVertexWithColorAttribs[] = {
     {kVec2f_GrVertexAttribType,  0,                                 kPosition_GrVertexAttribBinding},
@@ -53,8 +51,6 @@
     {kVec2f_GrVertexAttribType,  sizeof(SkPoint) + sizeof(GrColor), kEffect_GrVertexAttribBinding}
 };
     
-static const size_t kTextVAColorSize = 2 * sizeof(SkPoint) + sizeof(GrColor); 
-
 };
 
 GrDistanceFieldTextContext::GrDistanceFieldTextContext(GrContext* context,
@@ -359,7 +355,7 @@
     size_t vertSize = fUseLCDText ? (2 * sizeof(SkPoint))
                                   : (2 * sizeof(SkPoint) + sizeof(GrColor));
 
-    SkASSERT(vertSize == fDrawTarget->getDrawState().getVertexStride());
+    SkASSERT(vertSize == fDrawTarget->getDrawState().getVertexSize());
 
     SkPoint* positions = reinterpret_cast<SkPoint*>(
         reinterpret_cast<intptr_t>(fVertices) + vertSize * fCurrVertex);
@@ -467,12 +463,10 @@
     SkASSERT(NULL == fVertices);
     if (!fUseLCDText) {
         fDrawTarget->drawState()->setVertexAttribs<gTextVertexWithColorAttribs>(
-                                                    SK_ARRAY_COUNT(gTextVertexWithColorAttribs),
-                                                    kTextVAColorSize);
+                                                    SK_ARRAY_COUNT(gTextVertexWithColorAttribs));
     } else {
         fDrawTarget->drawState()->setVertexAttribs<gTextVertexAttribs>(
-                                                    SK_ARRAY_COUNT(gTextVertexAttribs),
-                                                    kTextVASize);
+                                                    SK_ARRAY_COUNT(gTextVertexAttribs));
     }
     fVertexCount = 4*fSkPaint.textToGlyphs(text, byteLength, NULL);
     bool success = fDrawTarget->reserveVertexAndIndexSpace(fVertexCount,