Add SK_API to GrGpuResource

include/gpu/GrGpuResource.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGpuResource_DEFINED
 #define GrGpuResource_DEFINED
 
@@ skipping 117 matching lines @@
     friend class GrContext; // to set the above field.
     friend class GrResourceCache; // to check the above field.
     friend class GrResourceCache2; // to check the above field.
 
     template <typename, GrIOType> friend class GrPendingIOResource;
 };
 
 /**
  * Base class for objects that can be kept in the GrResourceCache.
  */
-class GrGpuResource : public GrIORef<GrGpuResource> {
+class SK_API GrGpuResource : public GrIORef<GrGpuResource> {
 public:
     SK_DECLARE_INST_COUNT(GrGpuResource)
 
     /**
      * Frees the object in the underlying 3D API. It must be safe to call this
      * when the object has been previously abandoned.
      */
     void release();
 
     /**
@@ skipping 111 matching lines @@
     GrResourceCacheEntry*   fCacheEntry;  // NULL if not in cache
     const uint32_t          fUniqueID;
 
     GrResourceKey           fScratchKey;
 
     typedef GrIORef<GrGpuResource> INHERITED;
     friend class GrIORef<GrGpuResource>; // to access notifyIsPurgable.
 };
 
 #endif