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/src/core/SkBitmap.cpp b/src/core/SkBitmap.cpp
index 0736e17..7239517 100644
--- a/src/core/SkBitmap.cpp
+++ b/src/core/SkBitmap.cpp
@@ -346,7 +346,7 @@
             ct = kARGB_4444_SkColorType;
             break;
         case SkBitmap::kARGB_8888_Config:
-            ct = kPMColor_SkColorType;
+            ct = kN32_SkColorType;
             break;
         case SkBitmap::kNo_Config:
         default:
@@ -997,7 +997,7 @@
     switch (dstColorType) {
         case kAlpha_8_SkColorType:
         case kRGB_565_SkColorType:
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             break;
         case kIndex_8_SkColorType:
             if (!sameConfigs) {
@@ -1005,7 +1005,7 @@
             }
             break;
         case kARGB_4444_SkColorType:
-            return sameConfigs || kPMColor_SkColorType == this->colorType();
+            return sameConfigs || kN32_SkColorType == this->colorType();
         default:
             return false;
     }
@@ -1116,7 +1116,7 @@
             }
         }
     } else if (kARGB_4444_SkColorType == dstColorType
-               && kPMColor_SkColorType == src->colorType()) {
+               && kN32_SkColorType == src->colorType()) {
         SkASSERT(src->height() == tmpDst.height());
         SkASSERT(src->width() == tmpDst.width());
         for (int y = 0; y < src->height(); ++y) {
diff --git a/src/core/SkBitmapDevice.cpp b/src/core/SkBitmapDevice.cpp
index ba529a7..c2b633e 100644
--- a/src/core/SkBitmapDevice.cpp
+++ b/src/core/SkBitmapDevice.cpp
@@ -45,7 +45,7 @@
         case kRGB_565_SkColorType:
             canonicalAlphaType = kOpaque_SkAlphaType;
             break;
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             break;
         default:
             return false;
diff --git a/src/core/SkBitmapFilter.cpp b/src/core/SkBitmapFilter.cpp
index 1653cbb..a9c3223 100644
--- a/src/core/SkBitmapFilter.cpp
+++ b/src/core/SkBitmapFilter.cpp
@@ -124,7 +124,7 @@
     }
 
     // TODO: consider supporting other colortypes (e.g. 565, A8)
-    if (fBitmap->colorType() != kPMColor_SkColorType) {
+    if (fBitmap->colorType() != kN32_SkColorType) {
         return false;
     }
 
diff --git a/src/core/SkBitmapProcShader.cpp b/src/core/SkBitmapProcShader.cpp
index 9c2c77b..a397b78 100644
--- a/src/core/SkBitmapProcShader.cpp
+++ b/src/core/SkBitmapProcShader.cpp
@@ -22,7 +22,7 @@
         case kAlpha_8_SkColorType:
         case kRGB_565_SkColorType:
         case kIndex_8_SkColorType:
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
     //        if (tx == ty && (kClamp_TileMode == tx || kRepeat_TileMode == tx))
                 return true;
         default:
@@ -130,7 +130,7 @@
             flags |= (kHasSpan16_Flag | kIntrinsicly16_Flag);
             break;
         case kIndex_8_SkColorType:
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             if (bitmapIsOpaque) {
                 flags |= kHasSpan16_Flag;
             }
@@ -279,7 +279,7 @@
     }
 
     switch (bm.colorType()) {
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             *color = SkUnPreMultiply::PMColorToColor(*bm.getAddr32(0, 0));
             return true;
         case kRGB_565_SkColorType:
diff --git a/src/core/SkBitmapScaler.cpp b/src/core/SkBitmapScaler.cpp
index 9e8c5fe..599e9d8 100644
--- a/src/core/SkBitmapScaler.cpp
+++ b/src/core/SkBitmapScaler.cpp
@@ -282,7 +282,7 @@
 
     SkAutoLockPixels locker(source);
     if (!source.readyToDraw() ||
-        source.colorType() != kPMColor_SkColorType) {
+        source.colorType() != kN32_SkColorType) {
         return false;
     }
 
diff --git a/src/core/SkBlitter.cpp b/src/core/SkBlitter.cpp
index 4d70395..52a05ed 100644
--- a/src/core/SkBlitter.cpp
+++ b/src/core/SkBlitter.cpp
@@ -923,7 +923,7 @@
             blitter = SkBlitter_ChooseD565(device, *paint, allocator);
             break;
 
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             if (shader) {
                 blitter = allocator->createT<SkARGB32_Shader_Blitter>(device, *paint);
             } else if (paint->getColor() == SK_ColorBLACK) {
diff --git a/src/core/SkBlitter_Sprite.cpp b/src/core/SkBlitter_Sprite.cpp
index e15e2fc..91a3cd1 100644
--- a/src/core/SkBlitter_Sprite.cpp
+++ b/src/core/SkBlitter_Sprite.cpp
@@ -67,7 +67,7 @@
         case kRGB_565_SkColorType:
             blitter = SkSpriteBlitter::ChooseD16(source, paint, allocator);
             break;
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             blitter = SkSpriteBlitter::ChooseD32(source, paint, allocator);
             break;
         default:
diff --git a/src/core/SkCanvas.cpp b/src/core/SkCanvas.cpp
index 8d35eae..b67a657 100644
--- a/src/core/SkCanvas.cpp
+++ b/src/core/SkCanvas.cpp
@@ -2620,7 +2620,7 @@
     switch (info.colorType()) {
         case kAlpha_8_SkColorType:
         case kRGB_565_SkColorType:
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             break;
         default:
             return false;
diff --git a/src/core/SkDraw.cpp b/src/core/SkDraw.cpp
index 946bf75..7eb0be6 100644
--- a/src/core/SkDraw.cpp
+++ b/src/core/SkDraw.cpp
@@ -188,7 +188,7 @@
             */
             SkPMColor pmc = SkPreMultiplyColor(color);
             switch (bitmap.colorType()) {
-                case kPMColor_SkColorType:
+                case kN32_SkColorType:
                     if (data) {
                         *data = pmc;
                     }
@@ -221,7 +221,7 @@
                                BitmapXferProc proc, uint32_t procData) {
     int shiftPerPixel;
     switch (bitmap.colorType()) {
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             shiftPerPixel = 2;
             break;
         case kRGB_565_SkColorType:
@@ -515,7 +515,7 @@
                 const SkBitmap* bm = blitter->justAnOpaqueColor(&value);
                 if (bm && kRGB_565_SkColorType == bm->colorType()) {
                     proc = bw_pt_rect_16_hair_proc;
-                } else if (bm && kPMColor_SkColorType == bm->colorType()) {
+                } else if (bm && kN32_SkColorType == bm->colorType()) {
                     proc = bw_pt_rect_32_hair_proc;
                 } else {
                     proc = bw_pt_rect_hair_proc;
diff --git a/src/core/SkScaledImageCache.cpp b/src/core/SkScaledImageCache.cpp
index 1e37884..886b143 100644
--- a/src/core/SkScaledImageCache.cpp
+++ b/src/core/SkScaledImageCache.cpp
@@ -277,7 +277,7 @@
     }
 
     // can we relax this?
-    if (kPMColor_SkColorType != bitmap->colorType()) {
+    if (kN32_SkColorType != bitmap->colorType()) {
         return false;
     }
 
diff --git a/src/core/SkSpriteBlitter_ARGB32.cpp b/src/core/SkSpriteBlitter_ARGB32.cpp
index b05e503..a4ae41c 100644
--- a/src/core/SkSpriteBlitter_ARGB32.cpp
+++ b/src/core/SkSpriteBlitter_ARGB32.cpp
@@ -20,7 +20,7 @@
 class Sprite_D32_S32 : public SkSpriteBlitter {
 public:
     Sprite_D32_S32(const SkBitmap& src, U8CPU alpha)  : INHERITED(src) {
-        SkASSERT(src.colorType() == kPMColor_SkColorType);
+        SkASSERT(src.colorType() == kN32_SkColorType);
 
         unsigned flags32 = 0;
         if (255 != alpha) {
@@ -289,7 +289,7 @@
                 blitter = allocator->createT<Sprite_D32_S4444>(source);
             }
             break;
-        case kPMColor_SkColorType:
+        case kN32_SkColorType:
             if (xfermode || filter) {
                 if (255 == alpha) {
                     // this can handle xfermode or filter, but not alpha
diff --git a/src/core/SkSpriteBlitter_RGB16.cpp b/src/core/SkSpriteBlitter_RGB16.cpp
index 74c1961..3f712bb 100644
--- a/src/core/SkSpriteBlitter_RGB16.cpp
+++ b/src/core/SkSpriteBlitter_RGB16.cpp
@@ -325,7 +325,7 @@
     unsigned alpha = paint.getAlpha();
 
     switch (source.colorType()) {
-        case kPMColor_SkColorType: {
+        case kN32_SkColorType: {
             blitter = allocator->createT<Sprite_D16_S32_BlitRowProc>(source);
             break;
         }