Fix Assert for gpu ConicalTwoPointGradient edgecase to be correct bounds.

gm/gradients_2pt_conical.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkGradientShader.h"
 
@@ skipping 176 matching lines @@
     SkScalar radius0 = SkScalarDiv(pts[1].fX - pts[0].fX, 7);
     SkScalar radius1 = SkScalarDiv(pts[1].fX - pts[0].fX, 3);
     center1.set(SkScalarAve(pts[0].fX, pts[1].fX),
                 SkScalarAve(pts[0].fY, pts[1].fY));
     center0.set(center1.fX, center1.fY + radius1);
     return SkGradientShader::CreateTwoPointConical(center0, radius0,
                                                    center1, radius1,
                                                    data.fColors, data.fPos,
                                                    data.fCount, tm, 0, &localMatrix);
 }
+
 static SkShader* Make2ConicalZeroRadEdgeX(const SkPoint pts[2], const GradData& data,
                              SkShader::TileMode tm, const SkMatrix& localMatrix) {
     SkPoint center0, center1;
     SkScalar radius0 = 0.f;
     SkScalar radius1 = SkScalarDiv(pts[1].fX - pts[0].fX, 3);
     center1.set(SkScalarAve(pts[0].fX, pts[1].fX),
                 SkScalarAve(pts[0].fY, pts[1].fY));
     center0.set(center1.fX + radius1, center1.fY);
     return SkGradientShader::CreateTwoPointConical(center0, radius0,
                                                    center1, radius1,
@@ skipping 164 matching lines @@
 
 static GM* MyFactory1(void*) { return new ConicalGradientsGM(kInside_GradCaseType); }
 static GMRegistry reg1(MyFactory1);
 
 static GM* MyFactory2(void*) { return new ConicalGradientsGM(kOutside_GradCaseType); }
 static GMRegistry reg2(MyFactory2);
 
 static GM* MyFactory3(void*) { return new ConicalGradientsGM(kEdge_GradCaseType); }
 static GMRegistry reg3(MyFactory3);
 }