Init GrGLSLCaps fields from inside GrGLCaps

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
@@ skipping 246 matching lines @@
         kLATC_LATCAlias,
         kRGTC_LATCAlias,
         k3DC_LATCAlias
     };
 
     LATCAlias latcAlias() const { return fLATCAlias; }
 
     GrGLSLCaps* glslCaps() const { return reinterpret_cast<GrGLSLCaps*>(fShaderCaps.get()); }
 
 private:
-    void init(const GrGLContextInfo& ctxInfo, const GrGLInterface* glInterface);
+    void init(const GrContextOptions&, const GrGLContextInfo&, const GrGLInterface*);
 
     /**
      * Maintains a bit per GrPixelConfig. It is used to avoid redundantly
      * performing glCheckFrameBufferStatus for the same config.
      */
     struct VerifiedColorConfigs {
         VerifiedColorConfigs() {
             this->reset();
         }
 
@@ skipping 143 matching lines @@
     }
 
     GrGLSLGeneration generation() const { return fGLSLGeneration; }
 
     /**
     * Returns a string containing the caps info.
     */
     SkString dump() const override;
 
 private:
-    void init(const GrGLContextInfo&, const GrGLInterface*, const GrGLCaps&);
-
     // Must be called after fGeometryShaderSupport is initialized.
     void initShaderPrecisionTable(const GrGLContextInfo&, const GrGLInterface*);
 
     GrGLSLGeneration fGLSLGeneration;
     
     bool fDropsTileOnZeroDivide : 1;
     bool fFBFetchSupport : 1;
     bool fFBFetchNeedsCustomOutput : 1;
 
     const char* fFBFetchColorName;
     const char* fFBFetchExtensionString;
 
     AdvBlendEqInteraction fAdvBlendEqInteraction;
 
+    friend class GrGLCaps;  // For initialization.
+
     typedef GrShaderCaps INHERITED;
 };
 
 
 #endif