Revert of Revert of Rename kPMColor_SkColorType to kN32_SkColorType. (https://codereview.chromium.org/234243002/)

Reason for revert:
Want to reland the original CL.

Original issue's description:
> Revert of Rename kPMColor_SkColorType to kN32_SkColorType. (https://codereview.chromium.org/227433009/)
>
> Reason for revert:
> breaking the Chrome deps roll.
> http://build.chromium.org/p/chromium.linux/builders/Linux%20GN%20%28dbg%29/builds/839/steps/compile/logs/stdio
>
> Original issue's description:
> > Rename kPMColor_SkColorType to kN32_SkColorType.
> >
> > The new name better represents what this flag means.
> >
> > BUG=skia:2384
> >
> > Committed: http://code.google.com/p/skia/source/detail?r=14117
>
> TBR=reed@google.com,scroggo@google.com
> NOTREECHECKS=true
> NOTRY=true
> BUG=skia:2384
>
> Committed: http://code.google.com/p/skia/source/detail?r=14144

R=reed@google.com, bensong@google.com
TBR=bensong@google.com, reed@google.com
NOTREECHECKS=true
NOTRY=true
BUG=skia:2384

Author: scroggo@google.com

Review URL: https://codereview.chromium.org/235523003

git-svn-id: http://skia.googlecode.com/svn/trunk@14156 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/dm/DM.cpp b/dm/DM.cpp
index a8a2b6d..ef5c0f6 100644
--- a/dm/DM.cpp
+++ b/dm/DM.cpp
@@ -88,7 +88,7 @@
     for (int i = 0; i < gms.count(); i++) {
         for (int j = 0; j < configs.count(); j++) {
             START("565",      CpuGMTask, kRGB_565_SkColorType);
-            START("8888",     CpuGMTask, kPMColor_SkColorType);
+            START("8888",     CpuGMTask, kN32_SkColorType);
             START("gpu",      GpuGMTask, native, 0);
             START("msaa4",    GpuGMTask, native, 4);
             START("msaa16",   GpuGMTask, native, 16);
@@ -115,7 +115,7 @@
         for (int j = 0; j < configs.count(); j++) {
             START("nonrendering", NonRenderingBenchTask);
             START("565",          CpuBenchTask, kRGB_565_SkColorType);
-            START("8888",         CpuBenchTask, kPMColor_SkColorType);
+            START("8888",         CpuBenchTask, kN32_SkColorType);
             START("gpu",          GpuBenchTask, native, 0);
             START("msaa4",        GpuBenchTask, native, 4);
             START("msaa16",       GpuBenchTask, native, 16);
diff --git a/dm/DMBenchTask.cpp b/dm/DMBenchTask.cpp
index c53daf9..bcedb96 100644
--- a/dm/DMBenchTask.cpp
+++ b/dm/DMBenchTask.cpp
@@ -63,7 +63,7 @@
 }
 
 void NonRenderingBenchTask::draw() {
-    draw_raster(fBench.get(), kPMColor_SkColorType);
+    draw_raster(fBench.get(), kN32_SkColorType);
 }
 
 void CpuBenchTask::draw() {
@@ -73,7 +73,7 @@
 void GpuBenchTask::draw(GrContextFactory* grFactory) {
     SkImageInfo info = SkImageInfo::Make(fBench->getSize().x(),
                                          fBench->getSize().y(),
-                                         kPMColor_SkColorType,
+                                         kN32_SkColorType,
                                          kPremul_SkAlphaType);
     SkAutoTUnref<SkSurface> surface(NewGpuSurface(grFactory, fContextType, info, fSampleCount));
 
diff --git a/dm/DMGpuGMTask.cpp b/dm/DMGpuGMTask.cpp
index c4867b6..c72f675 100644
--- a/dm/DMGpuGMTask.cpp
+++ b/dm/DMGpuGMTask.cpp
@@ -27,7 +27,7 @@
 void GpuGMTask::draw(GrContextFactory* grFactory) {
     SkImageInfo info = SkImageInfo::Make(SkScalarCeilToInt(fGM->width()),
                                          SkScalarCeilToInt(fGM->height()),
-                                         kPMColor_SkColorType,
+                                         kN32_SkColorType,
                                          kPremul_SkAlphaType);
     SkAutoTUnref<SkSurface> surface(NewGpuSurface(grFactory, fContextType, info, fSampleCount));
     SkCanvas* canvas = surface->getCanvas();