Replace uses of GR_API by SK_API.

R=bsalomon@google.com, robertphillips@google.com

Author: tfarina@chromium.org

Review URL: https://chromiumcodereview.appspot.com/22881005

git-svn-id: http://skia.googlecode.com/svn/trunk@10808 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/gpu/GrContext.h b/include/gpu/GrContext.h
index 414d2fa..ab38709 100644
--- a/include/gpu/GrContext.h
+++ b/include/gpu/GrContext.h
@@ -39,7 +39,7 @@
 class GrSoftwarePathRenderer;
 class SkStrokeRec;
 
-class GR_API GrContext : public GrRefCnt {
+class SK_API GrContext : public GrRefCnt {
 public:
     SK_DECLARE_INST_COUNT(GrContext)