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/gm/bitmapcopy.cpp b/gm/bitmapcopy.cpp
index 36b711e..b441e34 100644
--- a/gm/bitmapcopy.cpp
+++ b/gm/bitmapcopy.cpp
@@ -22,7 +22,7 @@
 static const SkColorType gColorTypes[] = {
     kRGB_565_SkColorType,
     kARGB_4444_SkColorType,
-    kPMColor_SkColorType,
+    kN32_SkColorType,
 };
 
 #define NUM_CONFIGS SK_ARRAY_COUNT(gColorTypes)
diff --git a/gm/bitmapfilters.cpp b/gm/bitmapfilters.cpp
index fb3b304..5fa2130 100644
--- a/gm/bitmapfilters.cpp
+++ b/gm/bitmapfilters.cpp
@@ -87,7 +87,7 @@
         make_bm(&fBM8);
         fBM8.copyTo(&fBM4444, kARGB_4444_SkColorType);
         fBM8.copyTo(&fBM16, kRGB_565_SkColorType);
-        fBM8.copyTo(&fBM32, kPMColor_SkColorType);
+        fBM8.copyTo(&fBM32, kN32_SkColorType);
     }
 public:
     SkBitmap    fBM8, fBM4444, fBM16, fBM32;
diff --git a/gm/bitmappremul.cpp b/gm/bitmappremul.cpp
index fd563eb..e315faf 100644
--- a/gm/bitmappremul.cpp
+++ b/gm/bitmappremul.cpp
@@ -30,7 +30,7 @@
 
 static SkBitmap make_argb8888_gradient() {
     SkBitmap bitmap;
-    init_bitmap(kPMColor_SkColorType, &bitmap);
+    init_bitmap(kN32_SkColorType, &bitmap);
     uint8_t rowColor = 0;
     for (int y = 0; y < SLIDE_SIZE; y++) {
         uint32_t* dst = bitmap.getAddr32(0, y);
@@ -64,7 +64,7 @@
 
 static SkBitmap make_argb8888_stripes() {
     SkBitmap bitmap;
-    init_bitmap(kPMColor_SkColorType, &bitmap);
+    init_bitmap(kN32_SkColorType, &bitmap);
     uint8_t rowColor = 0;
     for (int y = 0; y < SLIDE_SIZE; y++) {
         uint32_t* dst = bitmap.getAddr32(0, y);
diff --git a/gm/gammatext.cpp b/gm/gammatext.cpp
index 7ee55db..f520754 100644
--- a/gm/gammatext.cpp
+++ b/gm/gammatext.cpp
@@ -40,7 +40,7 @@
 
 static CGContextRef makeCG(const SkImageInfo& info, const void* addr,
                            size_t rowBytes) {
-    if (kPMColor_SkColorType != info.colorType() || NULL == addr) {
+    if (kN32_SkColorType != info.colorType() || NULL == addr) {
         return NULL;
     }
     CGColorSpaceRef space = CGColorSpaceCreateDeviceRGB();
diff --git a/gm/gmmain.cpp b/gm/gmmain.cpp
index 52e7332..03556e7 100644
--- a/gm/gmmain.cpp
+++ b/gm/gmmain.cpp
@@ -268,7 +268,7 @@
     static void force_all_opaque(const SkBitmap& bitmap) {
         SkColorType colorType = bitmap.colorType();
         switch (colorType) {
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             force_all_opaque_8888(bitmap);
             break;
         case kRGB_565_SkColorType:
@@ -294,7 +294,7 @@
         // from this method, we should be able to get rid of the
         // transformation to 8888 format also.
         SkBitmap copy;
-        bitmap.copyTo(&copy, kPMColor_SkColorType);
+        bitmap.copyTo(&copy, kN32_SkColorType);
         if (!SkImageEncoder::EncodeFile(path.c_str(), copy,
                                         SkImageEncoder::kPNG_Type,
                                         100)) {
@@ -740,8 +740,8 @@
             return;
         }
 
-        if ((kPMColor_SkColorType != expectedBitmap.colorType()) ||
-            (kPMColor_SkColorType != actualBitmap.colorType())) {
+        if ((kN32_SkColorType != expectedBitmap.colorType()) ||
+            (kN32_SkColorType != actualBitmap.colorType())) {
             SkDebugf("---- %s: not computing max per-channel pixel mismatch because non-8888\n",
                      testName);
             return;
diff --git a/gm/tilemodes.cpp b/gm/tilemodes.cpp
index 5b97f13..abecada 100644
--- a/gm/tilemodes.cpp
+++ b/gm/tilemodes.cpp
@@ -50,7 +50,7 @@
 }
 
 static const SkColorType gColorTypes[] = {
-    kPMColor_SkColorType,
+    kN32_SkColorType,
     kRGB_565_SkColorType,
 };
 
@@ -166,7 +166,7 @@
 
 static SkShader* make_bm(SkShader::TileMode tx, SkShader::TileMode ty) {
     SkBitmap bm;
-    makebm(&bm, kPMColor_SkColorType, gWidth, gHeight);
+    makebm(&bm, kN32_SkColorType, gWidth, gHeight);
     return SkShader::CreateBitmapShader(bm, tx, ty);
 }
 
diff --git a/gm/tilemodes_scaled.cpp b/gm/tilemodes_scaled.cpp
index 932d3f7..bbb86a7 100644
--- a/gm/tilemodes_scaled.cpp
+++ b/gm/tilemodes_scaled.cpp
@@ -50,7 +50,7 @@
 }
 
 static const SkColorType gColorTypes[] = {
-    kPMColor_SkColorType,
+    kN32_SkColorType,
     kRGB_565_SkColorType,
 };
 
@@ -177,7 +177,7 @@
 
 static SkShader* make_bm(SkShader::TileMode tx, SkShader::TileMode ty) {
     SkBitmap bm;
-    makebm(&bm, kPMColor_SkColorType, gWidth, gHeight);
+    makebm(&bm, kN32_SkColorType, gWidth, gHeight);
     return SkShader::CreateBitmapShader(bm, tx, ty);
 }