Fix build: Windows has dibs on IGNORE

Also, make sure to undef macros after we're done with them.

BUG=skia:

NOTRY=true
R=bungeman@google.com, mtklein@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/247573003

git-svn-id: http://skia.googlecode.com/svn/trunk@14305 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/record/SkRecords.h b/src/record/SkRecords.h
index 7a89740..8b96e8d 100644
--- a/src/record/SkRecords.h
+++ b/src/record/SkRecords.h
@@ -151,6 +151,8 @@
     T* fPtr;
 };
 
+#undef ACT_AS_PTR
+
 // Like SkBitmap, but deep copies pixels if they're not immutable.
 // Using this, we guarantee the immutability of all bitmaps we record.
 class ImmutableBitmap {