create GrTestUtils.h, move some common functions into it

src/effects/gradients/SkSweepGradient.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 "SkSweepGradient.h"
 
@@ skipping 243 matching lines @@
     SkScalar stopsArray[kMaxRandomGradientColors];
     SkScalar* stops = stopsArray;
     SkShader::TileMode tmIgnored;
     int colorCount = RandomGradientParams(random, colors, &stops, &tmIgnored);
     SkAutoTUnref<SkShader> shader(SkGradientShader::CreateSweep(center.fX, center.fY,
                                                                 colors, stops, colorCount));
     SkPaint paint;
     GrFragmentProcessor* fp;
     GrColor paintColor;
     SkAssertResult(shader->asFragmentProcessor(context, paint,
-                                               GrProcessorUnitTest::TestMatrix(random), NULL,
+                                               GrTest::TestMatrix(random), NULL,
                                                &paintColor, &fp));
     return fp;
 }
 
 /////////////////////////////////////////////////////////////////////
 
 void GrGLSweepGradient::emitCode(GrGLFPBuilder* builder,
                                  const GrFragmentProcessor& fp,
                                  const char* outputColor,
                                  const char* inputColor,
@@ skipping 62 matching lines @@
     str->appendScalar(fCenter.fX);
     str->append(", ");
     str->appendScalar(fCenter.fY);
     str->append(") ");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif