rename SkPaintParts.* to SkPaintPart.*

BUG=skia:
R=caryclark@google.com

Review URL: https://codereview.chromium.org/242943004

git-svn-id: http://skia.googlecode.com/svn/trunk@14255 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/animator/SkDrawShader.h b/src/animator/SkDrawShader.h
index b6a487a..2c46e07 100644
--- a/src/animator/SkDrawShader.h
+++ b/src/animator/SkDrawShader.h
@@ -1,4 +1,3 @@
-
 /*
  * Copyright 2006 The Android Open Source Project
  *
@@ -6,11 +5,10 @@
  * found in the LICENSE file.
  */
 
-
 #ifndef SkDrawShader_DEFINED
 #define SkDrawShader_DEFINED
 
-#include "SkPaintParts.h"
+#include "SkPaintPart.h"
 #include "SkShader.h"
 
 class SkBaseBitmap;