Move definitions of GrGL basic types (e.g. GrGLenum) to their own header.

src/gpu/gl/GrGLPath.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 GrGLPath_DEFINED
 #define GrGLPath_DEFINED
 
 #include "../GrPath.h"
-#include "gl/GrGLFunctions.h"
+#include "gl/GrGLTypes.h"
 
 class GrGLGpu;
 
 /**
  * Currently this represents a path built using GL_NV_path_rendering. If we
  * support other GL path extensions then this would have to have a type enum
  * and/or be subclassed.
  */
 
 class GrGLPath : public GrPath {
@@ skipping 17 matching lines @@
     size_t onGpuMemorySize() const override { return 100; }
 
     GrGLuint fPathID;
     bool fShouldStroke;
     bool fShouldFill;
 
     typedef GrPath INHERITED;
 };
 
 #endif