Fix valgrind issue in CircleBatch__Test

src/gpu/GrOvalRenderer.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrOvalRenderer.h"
 
 #include "GrBatchFlushState.h"
@@ skipping 1917 matching lines @@
         viewMatrix.postScale(scale, scale);
         GrColor color = GrRandomColor(random);
         SkRect circle = GrTest::TestSquare(random);
         SkPoint center = {circle.centerX(), circle.centerY()};
         SkScalar radius = circle.width() / 2.f;
         SkStrokeRec stroke = GrTest::TestStrokeRec(random);
         CircleBatch::ArcParams arcParamsTmp;
         const CircleBatch::ArcParams* arcParams = nullptr;
         if (random->nextBool()) {
             arcParamsTmp.fStartAngleRadians = random->nextSScalar1() * SK_ScalarPI * 2;
-            arcParamsTmp.fStartAngleRadians = random->nextSScalar1() * SK_ScalarPI * 2 - .01f;
+            arcParamsTmp.fSweepAngleRadians = random->nextSScalar1() * SK_ScalarPI * 2 - .01f;
+            arcParamsTmp.fUseCenter = random->nextBool();
             arcParams = &arcParamsTmp;
         }
         GrDrawBatch* batch = CircleBatch::Create(color, viewMatrix, center, radius,
                                                  GrStyle(stroke, nullptr), arcParams);
         if (batch) {
             return batch;
         }
     } while (true);
 }
 
@@ skipping 12 matching lines @@
 }
 
 DRAW_BATCH_TEST_DEFINE(RRectBatch) {
     SkMatrix viewMatrix = GrTest::TestMatrixRectStaysRect(random);
     GrColor color = GrRandomColor(random);
     const SkRRect& rrect = GrTest::TestRRectSimple(random);
     return create_rrect_batch(color, viewMatrix, rrect, GrTest::TestStrokeRec(random));
 }
 
 #endif