Remove GrRefCnt.h in favor of SkRefCnt.h

src/gpu/GrTextContext.cpp

Index: src/gpu/GrTextContext.cpp
diff --git a/src/gpu/GrTextContext.cpp b/src/gpu/GrTextContext.cpp
index 646ad02802e009a5456dcfa10f25cc48bc7c9023..e4303c1d7c4e9800c8436d3320b80b11d9eeefca 100644
--- a/src/gpu/GrTextContext.cpp
+++ b/src/gpu/GrTextContext.cpp
@@ -67,7 +67,7 @@ void GrTextContext::flushGlyphs() {
         fVertices = NULL;
         fMaxVertices = 0;
         fCurrVertex = 0;
-        GrSafeSetNull(fCurrTexture);
+        SkSafeSetNull(fCurrTexture);
     }
 }