Style bikeshed - remove extraneous whitespace

gm/lightingshader.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 "gm.h"
 
 #include "SkLightingShader.h"
@@ skipping 74 matching lines @@
         fNormalMaps[kFrustum_NormalMap] = make_frustum_normalmap(kTexSize);
         fNormalMaps[kTetra_NormalMap]   = make_tetra_normalmap(kTexSize);
     }
 
     void drawRect(SkCanvas* canvas, const SkRect& r, NormalMap mapType) {
 
         SkRect bitmapBounds = SkRect::MakeIWH(fDiffuse.width(), fDiffuse.height());
 
         SkMatrix matrix;
         matrix.setRectToRect(bitmapBounds, r, SkMatrix::kFill_ScaleToFit);
-    
+
         const SkMatrix& ctm = canvas->getTotalMatrix();
 
         // TODO: correctly pull out the pure rotation
         SkVector invNormRotation = { ctm[SkMatrix::kMScaleX], ctm[SkMatrix::kMSkewY] };
 
         SkPaint paint;
         paint.setShader(SkLightingShader::Make(fDiffuse, fNormalMaps[mapType], fLights,
                                                invNormRotation, &matrix, &matrix));
 
         canvas->drawRect(r, paint);
@@ skipping 61 matching lines @@
 
     SkAutoTUnref<const SkLightingShader::Lights>  fLights;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new LightingShaderGM;)
 }