Move GLSL-specific routines/classes to separate glsl directory

src/effects/SkMagnifierImageFilter.cpp

 /*
  * Copyright 2012 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.
  */
 
 #include "SkBitmap.h"
 #include "SkMagnifierImageFilter.h"
 #include "SkColorPriv.h"
 #include "SkReadBuffer.h"
 #include "SkWriteBuffer.h"
 #include "SkValidationUtils.h"
 
 ////////////////////////////////////////////////////////////////////////////////
 #if SK_SUPPORT_GPU
 #include "GrInvariantOutput.h"
 #include "effects/GrSingleTextureEffect.h"
 #include "gl/GrGLProcessor.h"
-#include "gl/GrGLSL.h"
 #include "gl/GrGLTexture.h"
 #include "gl/builders/GrGLProgramBuilder.h"
 
 class GrMagnifierEffect : public GrSingleTextureEffect {
 
 public:
     static GrFragmentProcessor* Create(GrTexture* texture,
                                        const SkRect& bounds,
                                        float xOffset,
                                        float yOffset,
@@ skipping 354 matching lines @@
 
 #ifndef SK_IGNORE_TO_STRING
 void SkMagnifierImageFilter::toString(SkString* str) const {
     str->appendf("SkMagnifierImageFilter: (");
     str->appendf("src: (%f,%f,%f,%f) ",
                  fSrcRect.fLeft, fSrcRect.fTop, fSrcRect.fRight, fSrcRect.fBottom);
     str->appendf("inset: %f", fInset);
     str->append(")");
 }
 #endif