SkPerlinNoiseShader::CreateTubulenceNoise() is misspelled

src/effects/SkPerlinNoiseShader.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 "SkDither.h"
 #include "SkPerlinNoiseShader.h"
 #include "SkColorFilter.h"
@@ skipping 238 matching lines @@
 #endif
 };
 
 SkShader* SkPerlinNoiseShader::CreateFractalNoise(SkScalar baseFrequencyX, SkScalar baseFrequencyY,
                                                   int numOctaves, SkScalar seed,
                                                   const SkISize* tileSize) {
     return SkNEW_ARGS(SkPerlinNoiseShader, (kFractalNoise_Type, baseFrequencyX, baseFrequencyY,
                                             numOctaves, seed, tileSize));
 }
 
-SkShader* SkPerlinNoiseShader::CreateTubulence(SkScalar baseFrequencyX, SkScalar baseFrequencyY,
+SkShader* SkPerlinNoiseShader::CreateTurbulence(SkScalar baseFrequencyX, SkScalar baseFrequencyY,
                                               int numOctaves, SkScalar seed,
                                               const SkISize* tileSize) {
     return SkNEW_ARGS(SkPerlinNoiseShader, (kTurbulence_Type, baseFrequencyX, baseFrequencyY,
                                             numOctaves, seed, tileSize));
 }
 
 SkPerlinNoiseShader::SkPerlinNoiseShader(SkPerlinNoiseShader::Type type,
                                          SkScalar baseFrequencyX,
                                          SkScalar baseFrequencyY,
                                          int numOctaves,
@@ skipping 429 matching lines @@
     SkScalar seed = SkIntToScalar(random->nextU());
     SkISize  tileSize = SkISize::Make(random->nextRangeU(4, 4096), random->nextRangeU(4, 4096));
     SkScalar baseFrequencyX = random->nextRangeScalar(0.01f,
                                                       0.99f);
     SkScalar baseFrequencyY = random->nextRangeScalar(0.01f,
                                                       0.99f);
 
     SkShader* shader = random->nextBool() ?
         SkPerlinNoiseShader::CreateFractalNoise(baseFrequencyX, baseFrequencyY, numOctaves, seed,
                                                 stitchTiles ? &tileSize : NULL) :
-        SkPerlinNoiseShader::CreateTubulence(baseFrequencyX, baseFrequencyY, numOctaves, seed,
+        SkPerlinNoiseShader::CreateTurbulence(baseFrequencyX, baseFrequencyY, numOctaves, seed,
                                              stitchTiles ? &tileSize : NULL);
 
     SkPaint paint;
     GrEffectRef* effect = shader->asNewEffect(context, paint);
 
     SkDELETE(shader);
 
     return effect;
 }
 
@@ skipping 627 matching lines @@
     str->append(" seed: ");
     str->appendScalar(fSeed);
     str->append(" stitch tiles: ");
     str->append(fStitchTiles ? "true " : "false ");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif