Fix for VALGRIND DrawAtlas test issue.

src/gpu/batches/GrDrawAtlasBatch.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrDrawAtlasBatch.h"
 #include "GrBatchTest.h"
 #include "SkGr.h"
@@ skipping 218 matching lines @@
             colors->push_back(GrRandomColor(random));
         }
     }
 }
 
 BATCH_TEST_DEFINE(GrDrawAtlasBatch) {
     uint32_t spriteCount = random->nextRangeU(1, 100);
     
     SkTArray<SkRSXform> xforms(spriteCount);
     SkTArray<SkRect> texRects(spriteCount);
-    SkTArray<GrColor> colors(spriteCount);
+    SkTArray<GrColor> colors;
     
     bool hasColors = random->nextBool();
     
     randomize_params(spriteCount,
                      random,
                      &xforms,
                      &texRects,
                      &colors, hasColors);
     
     SkMatrix viewMatrix = GrTest::TestMatrix(random);
     
     GrDrawAtlasBatch::Geometry geometry;
     geometry.fColor = GrRandomColor(random);
     return GrDrawAtlasBatch::Create(geometry, viewMatrix, spriteCount, xforms.begin(),
                                     texRects.begin(), colors.begin());
 }
 
 #endif