Additional SK_API annotations needed for print preview on windows.
Review URL: http://codereview.appspot.com/4324042

git-svn-id: http://skia.googlecode.com/svn/trunk@1022 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/core/SkStream.h b/include/core/SkStream.h
index b02d482..3886b09 100644
--- a/include/core/SkStream.h
+++ b/include/core/SkStream.h
@@ -70,7 +70,7 @@
     size_t   readPackedUInt();
 };
 
-class SkWStream : SkNoncopyable {
+class SK_API SkWStream : SkNoncopyable {
 public:
     virtual ~SkWStream();
 
@@ -269,7 +269,7 @@
     size_t  fBytesWritten;
 };
 
-class SkDynamicMemoryWStream : public SkWStream {
+class SK_API SkDynamicMemoryWStream : public SkWStream {
 public:
     SkDynamicMemoryWStream();
     virtual ~SkDynamicMemoryWStream();