Revert of Rename kPMColor_SkColorType to kN32_SkColorType.

src/effects/gradients/SkGradientShader.cpp

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkGradientShaderPriv.h"
 #include "SkLinearGradient.h"
 #include "SkRadialGradient.h"
@@ skipping 499 matching lines @@
     }
     return fCache16;
 }
 
 const SkPMColor* SkGradientShaderBase::getCache32() const {
     if (fCache32 == NULL) {
         SkImageInfo info;
         info.fWidth = kCache32Count;
         info.fHeight = 4;   // for our 4 dither rows
         info.fAlphaType = kPremul_SkAlphaType;
-        info.fColorType = kN32_SkColorType;
+        info.fColorType = kPMColor_SkColorType;
 
         if (NULL == fCache32PixelRef) {
             fCache32PixelRef = SkMallocPixelRef::NewAllocate(info, 0, NULL);
         }
         fCache32 = (SkPMColor*)fCache32PixelRef->getAddr();
         if (fColorCount == 2) {
             Build32bitCache(fCache32, fOrigColors[0], fOrigColors[1],
                             kCache32Count, fCacheAlpha, fGradFlags);
         } else {
             Rec* rec = fRecs;
@@ skipping 602 matching lines @@
             (*stops)[i] = stop;
             stop = i < outColors - 1 ? stop + random->nextUScalar1() * (1.f - stop) : 1.f;
         }
     }
     *tm = static_cast<SkShader::TileMode>(random->nextULessThan(SkShader::kTileModeCount));
 
     return outColors;
 }
 
 #endif