use colortype instead of config

patch from issue 172063004

BUG=skia:
R=scroggo@google.com

Review URL: https://codereview.chromium.org/173893002

git-svn-id: http://skia.googlecode.com/svn/trunk@13520 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/core/SkBlitter_Sprite.cpp b/src/core/SkBlitter_Sprite.cpp
index 9322e20..86251ff 100644
--- a/src/core/SkBlitter_Sprite.cpp
+++ b/src/core/SkBlitter_Sprite.cpp
@@ -66,12 +66,12 @@
 
     SkSpriteBlitter* blitter;
 
-    switch (device.config()) {
-        case SkBitmap::kRGB_565_Config:
+    switch (device.colorType()) {
+        case kRGB_565_SkColorType:
             blitter = SkSpriteBlitter::ChooseD16(source, paint, storage,
                                                  storageSize);
             break;
-        case SkBitmap::kARGB_8888_Config:
+        case kPMColor_SkColorType:
             blitter = SkSpriteBlitter::ChooseD32(source, paint, storage,
                                                  storageSize);
             break;