Remove android-framework-only unused parameter.

include/core/SkShader.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkShader_DEFINED
 #define SkShader_DEFINED
@@ skipping 385 matching lines @@
      *  Note: if this returns true, the returned color will always be opaque, as only the RGB
      *  components are used to compute luminance.
      */
     bool asLuminanceColor(SkColor*) const;
 
 #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK
     /**
      *  If the shader is a custom shader which has data the caller might want, call this function
      *  to get that data.
      */
-    virtual bool asACustomShader(void** customData) const { return false; }
+    virtual bool asACustomShader(void** /* customData */) const { return false; }
 #endif
 
     //////////////////////////////////////////////////////////////////////////
     //  Factory methods for stock shaders
 
     /**
      *  Call this to create a new "empty" shader, that will not draw anything.
      */
     static SkShader* CreateEmptyShader();
 
@@ skipping 83 matching lines @@
     // constructors.
     SkMatrix fLocalMatrix;
 
     // So the SkLocalMatrixShader can whack fLocalMatrix in its SkReadBuffer constructor.
     friend class SkLocalMatrixShader;
 
     typedef SkFlattenable INHERITED;
 };
 
 #endif