Reenable support for CHROMIUM_set_uniform_location

src/gpu/gl/GrGLCaps.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrGLCaps.h"
 
@@ skipping 174 matching lines @@
     if (kGL_GrGLStandard == standard) {
         if (version >= GR_GL_VER(3, 0)) {
             fBindFragDataLocationSupport = true;
         }
     } else {
         if (version >= GR_GL_VER(3, 0) && ctxInfo.hasExtension("GL_EXT_blend_func_extended")) {
             fBindFragDataLocationSupport = true;
         }
     }
 
-#if 0 // Disabled due to https://bug.skia.org/4454
     fBindUniformLocationSupport = ctxInfo.hasExtension("GL_CHROMIUM_bind_uniform_location");
-#else
-    fBindUniformLocationSupport = false;
-#endif
 
     if (kGL_GrGLStandard == standard) {
         if (version >= GR_GL_VER(3, 1) || ctxInfo.hasExtension("GL_ARB_texture_rectangle")) {
             // We also require textureSize() support for rectangle 2D samplers which was added in
             // GLSL 1.40.
             if (ctxInfo.glslGeneration() >= k140_GrGLSLGeneration) {
                 fRectangleTextureSupport = true;
             }
         }
     } else {
@@ skipping 1723 matching lines @@
         for (int j = 0; j < kExternalFormatUsageCnt; ++j) {
             SkASSERT(defaultEntry.fFormats.fExternalFormat[j] !=
                      fConfigTable[i].fFormats.fExternalFormat[j]);
         }
         SkASSERT(defaultEntry.fFormats.fExternalType != fConfigTable[i].fFormats.fExternalType);
     }
 #endif
 }
 
 void GrGLCaps::onApplyOptionsOverrides(const GrContextOptions& options) {}