Revert[8] "replace SkXfermode obj with SkBlendMode enum in paints"

src/pipe/SkPipeFormat.h

Index: src/pipe/SkPipeFormat.h
diff --git a/src/pipe/SkPipeFormat.h b/src/pipe/SkPipeFormat.h
index 8f5c8282e4c8b2b0c956438dd72c4cacbdfad061..9a1d30c7be6189558c44fe0b001ff3f544ed594d 100644
--- a/src/pipe/SkPipeFormat.h
+++ b/src/pipe/SkPipeFormat.h
@@ -94,12 +94,11 @@ enum {
     kTypeface_NonDef    = 1 << 6,
     kPathEffect_NonDef  = 1 << 7,
     kShader_NonDef      = 1 << 8,
-    kXfermode_NonDef    = 1 << 9,
-    kMaskFilter_NonDef  = 1 << 10,
-    kColorFilter_NonDef = 1 << 11,
-    kRasterizer_NonDef  = 1 << 12,
-    kImageFilter_NonDef = 1 << 13,
-    kDrawLooper_NonDef  = 1 << 14,
+    kMaskFilter_NonDef  = 1 << 9,
+    kColorFilter_NonDef = 1 << 10,
+    kRasterizer_NonDef  = 1 << 11,
+    kImageFilter_NonDef = 1 << 12,
+    kDrawLooper_NonDef  = 1 << 13,
 };
 
 enum {