Rename kPMColor_SkColorType to kN32_SkColorType.

src/utils/SkCanvasStateUtils.cpp

Index: src/utils/SkCanvasStateUtils.cpp
diff --git a/src/utils/SkCanvasStateUtils.cpp b/src/utils/SkCanvasStateUtils.cpp
index c5b558a1fbb51ea5bcf2d1c10ba08f062bba7320..64f62dd8b190fb507da998294b489438157dd0c7 100644
--- a/src/utils/SkCanvasStateUtils.cpp
+++ b/src/utils/SkCanvasStateUtils.cpp
@@ -223,7 +223,7 @@ SkCanvasState* SkCanvasStateUtils::CaptureCanvasState(SkCanvas* canvas) {
         layerState->height = bitmap.height();
 
         switch (bitmap.colorType()) {
-            case kPMColor_SkColorType:
+            case kN32_SkColorType:
                 layerState->raster.config = kARGB_8888_RasterConfig;
                 break;
             case kRGB_565_SkColorType:
@@ -281,7 +281,7 @@ static SkCanvas* create_canvas_from_canvas_layer(const SkCanvasLayerState& layer
 
     SkBitmap bitmap;
     SkColorType colorType =
-        layerState.raster.config == kARGB_8888_RasterConfig ? kPMColor_SkColorType :
+        layerState.raster.config == kARGB_8888_RasterConfig ? kN32_SkColorType :
         layerState.raster.config == kRGB_565_RasterConfig ? kRGB_565_SkColorType :
         kUnknown_SkColorType;