Add DLL exports (Fixes Multi-DLL build in Chrome against TOT skia)



git-svn-id: http://skia.googlecode.com/svn/trunk@1137 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/effects/SkBlurMaskFilter.h b/include/effects/SkBlurMaskFilter.h
index 0a0e8d2..daca68d 100644
--- a/include/effects/SkBlurMaskFilter.h
+++ b/include/effects/SkBlurMaskFilter.h
@@ -21,7 +21,7 @@
 #include "SkMaskFilter.h"
 #include "SkScalar.h"
 
-class SkBlurMaskFilter {
+class SK_API SkBlurMaskFilter {
 public:
     enum BlurStyle {
         kNormal_BlurStyle,  //!< fuzzy inside and outside