Add version string and force highp NDS transfrom to GLSLCaps

src/gpu/gl/GrGLGLSL.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGLGLSL.h"
 #include "GrGLContext.h"
 #include "GrGLUtil.h"
@@ skipping 30 matching lines @@
             } else {
                 *generation = k110_GrGLSLGeneration;
             }
             return true;
         default:
             SkFAIL("Unknown GL Standard");
             return false;
     }
 }
 
-const char* GrGLGetGLSLVersionDecl(const GrGLContextInfo& info) {
-    switch (info.glslGeneration()) {
-        case k110_GrGLSLGeneration:
-            if (kGLES_GrGLStandard == info.standard()) {
-                // ES2s shader language is based on version 1.20 but is version
-                // 1.00 of the ES language.
-                return "#version 100\n";
-            } else {
-                SkASSERT(kGL_GrGLStandard == info.standard());
-                return "#version 110\n";
-            }
-        case k130_GrGLSLGeneration:
-            SkASSERT(kGL_GrGLStandard == info.standard());
-            return "#version 130\n";
-        case k140_GrGLSLGeneration:
-            SkASSERT(kGL_GrGLStandard == info.standard());
-            return "#version 140\n";
-        case k150_GrGLSLGeneration:
-            SkASSERT(kGL_GrGLStandard == info.standard());
-            if (info.caps()->isCoreProfile()) {
-                return "#version 150\n";
-            } else {
-                return "#version 150 compatibility\n";
-            }
-        case k330_GrGLSLGeneration:
-            if (kGLES_GrGLStandard == info.standard()) {
-                return "#version 300 es\n";
-            } else {
-                SkASSERT(kGL_GrGLStandard == info.standard());
-                if (info.caps()->isCoreProfile()) {
-                    return "#version 330\n";
-                } else {
-                    return "#version 330 compatibility\n";
-                }
-            }
-        case k310es_GrGLSLGeneration:
-            SkASSERT(kGLES_GrGLStandard == info.standard());
-            return "#version 310 es\n";
-    }
-    return "<no version>";
-}
-
 void GrGLAppendGLSLDefaultFloatPrecisionDeclaration(GrSLPrecision p, GrGLStandard s, SkString* out) {
     // Desktop GLSL has added precision qualifiers but they don't do anything.
     if (kGLES_GrGLStandard == s) {
         switch (p) {
             case kHigh_GrSLPrecision:
                 out->append("precision highp float;\n");
                 break;
             case kMedium_GrSLPrecision:
                 out->append("precision mediump float;\n");
                 break;
             case kLow_GrSLPrecision:
                 out->append("precision lowp float;\n");
                 break;
             default:
                 SkFAIL("Unknown precision value.");
         }
     }
 }