Fix win64 warnings.

src/gpu/GrAARectRenderer.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrAARectRenderer.h"
 #include "GrBatch.h"
 #include "GrBatchTarget.h"
@@ skipping 209 matching lines @@
         }
 
         if (this->color() != that->color()) {
             fBatch.fColor = GrColor_ILLEGAL;
         }
         fGeoData.push_back_n(that->geoData()->count(), that->geoData()->begin());
         return true;
     }
 
     void generateAAFillRectGeometry(void* vertices,
-                                    uint32_t offset,
-                                    uint32_t vertexStride,
+                                    size_t offset,
+                                    size_t vertexStride,
                                     GrColor color,
                                     const SkMatrix& viewMatrix,
                                     const SkRect& rect,
                                     const SkRect& devRect,
                                     bool tweakAlphaForCoverage) const {
         intptr_t verts = reinterpret_cast<intptr_t>(vertices) + offset;
 
         SkPoint* fan0Pos = reinterpret_cast<SkPoint*>(verts);
         SkPoint* fan1Pos = reinterpret_cast<SkPoint*>(verts + 4 * vertexStride);
 
@@ skipping 481 matching lines @@
 
     if (devInside.isEmpty()) {
         this->fillAARect(target, pipelineBuilder, color, viewMatrix, devOutside,
                          devOutside);
         return;
     }
 
     this->geometryStrokeAARect(target, pipelineBuilder, color, viewMatrix, devOutside,
                                devOutsideAssist, devInside, true);
 }