"interface" is defined in Windows headers, so undef it in GrGLCaps so we don't have a name collision

src/gpu/gl/GrGLCaps.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef GrGLCaps_DEFINED
 #define GrGLCaps_DEFINED
 
 #include "GrDrawTargetCaps.h"
 #include "GrGLStencilBuffer.h"
 #include "SkTArray.h"
 #include "SkTDArray.h"
 
+// defined in Windows headers
+#undef interface
+
 class GrGLContextInfo;
 
 /**
  * Stores some capabilities of a GL context. Most are determined by the GL
  * version and the extensions string. It also tracks formats that have passed
  * the FBO completeness test.
  */
 class GrGLCaps : public GrDrawTargetCaps {
 public:
     SK_DECLARE_INST_COUNT(GrGLCaps)
@@ skipping 80 matching lines @@
 
     /**
      * Resets the caps such that nothing is supported.
      */
     virtual void reset() SK_OVERRIDE;
 
     /**
      * Initializes the GrGLCaps to the set of features supported in the current
      * OpenGL context accessible via ctxInfo.
      */
     bool init(const GrGLContextInfo& ctxInfo, const GrGLInterface* interface);

[mtklein, 2014/06/20 18:48:17]

Maybe you can just drop the parameter names?

 
     /**
      * Call to note that a color config has been verified as a valid color
      * attachment. This may save future calls to glCheckFramebufferStatus
      * using isConfigVerifiedColorAttachment().
      */
     void markConfigAsValidColorAttachment(GrPixelConfig config) {
         fVerifiedColorConfigs.markVerified(config);
     }
 
@@ skipping 233 matching lines @@
     bool fVertexArrayObjectSupport : 1;
     bool fUseNonVBOVertexAndIndexDynamicData : 1;
     bool fIsCoreProfile : 1;
     bool fFullClearIsFree : 1;
     bool fDropsTileOnZeroDivide : 1;
 
     typedef GrDrawTargetCaps INHERITED;
 };
 
 #endif