Use GLSLCaps for creating processor keys and GLSL-specific programs

include/gpu/GrFragmentProcessor.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 GrFragmentProcessor_DEFINED
 #define GrFragmentProcessor_DEFINED
 
 #include "GrProcessor.h"
 
 class GrCoordTransform;
 class GrGLCaps;
+typedef GrGLCaps GrGLSLCaps;
 class GrGLFragmentProcessor;
 class GrProcessorKeyBuilder;
 
 /** Provides custom fragment shader code. Fragment processors receive an input color (vec4f) and
     produce an output color. They may reference textures and uniforms. They may use
     GrCoordTransforms to receive a transformation of the local coordinates that map from local space
     to the fragment being processed.
  */
 class GrFragmentProcessor : public GrProcessor {
 public:
     GrFragmentProcessor()
         : INHERITED()
         , fWillUseInputColor(true)
         , fUsesLocalCoords(false) {}
 
     /** Implemented using GLFragmentProcessor::GenKey as described in this class's comment. */
-    virtual void getGLProcessorKey(const GrGLCaps& caps,
+    virtual void getGLProcessorKey(const GrGLSLCaps& caps,
                                    GrProcessorKeyBuilder* b) const = 0;
 
     /** Returns a new instance of the appropriate *GL* implementation class
         for the given GrFragmentProcessor; caller is responsible for deleting
         the object. */
     virtual GrGLFragmentProcessor* createGLInstance() const = 0;
 
     /** Human-meaningful string to identify this GrFragmentProcessor; may be embedded
         in generated shader code. */
     virtual const char* name() const = 0;
@@ skipping 83 matching lines @@
     bool hasSameTransforms(const GrFragmentProcessor&) const;
 
     SkSTArray<4, const GrCoordTransform*, true>  fCoordTransforms;
     bool                                         fWillUseInputColor;
     bool                                         fUsesLocalCoords;
 
     typedef GrProcessor INHERITED;
 };
 
 #endif