Add support for glMemoryGlyphIndexArrayNV

src/gpu/gl/GrGLPathRendering.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gl/GrGLPathRendering.h"
 #include "gl/GrGLNameAllocator.h"
 #include "gl/GrGLUtil.h"
@@ skipping 31 matching lines @@
             return GR_GL_COUNT_UP;
         case kInvert_StencilOp:
             return GR_GL_INVERT;
     }
 }
 
 GrGLPathRendering::GrGLPathRendering(GrGpuGL* gpu)
     : fGpu(gpu) {
     const GrGLInterface* glInterface = gpu->glInterface();
     fCaps.stencilThenCoverSupport =
-        glInterface->fFunctions.fStencilThenCoverFillPath &&
-        glInterface->fFunctions.fStencilThenCoverStrokePath &&
-        glInterface->fFunctions.fStencilThenCoverFillPathInstanced &&
-        glInterface->fFunctions.fStencilThenCoverStrokePathInstanced;
+        NULL != glInterface->fFunctions.fStencilThenCoverFillPath &&
+        NULL != glInterface->fFunctions.fStencilThenCoverStrokePath &&
+        NULL != glInterface->fFunctions.fStencilThenCoverFillPathInstanced &&
+        NULL != glInterface->fFunctions.fStencilThenCoverStrokePathInstanced;
     fCaps.fragmentInputGenSupport =
         kGLES_GrGLStandard == glInterface->fStandard &&
-        glInterface->fFunctions.fProgramPathFragmentInputGen;
+        NULL != glInterface->fFunctions.fProgramPathFragmentInputGen;
+    fCaps.glyphLoadingSupport =
+        NULL != glInterface->fFunctions.fPathMemoryGlyphIndexArray;
 
     if (!fCaps.fragmentInputGenSupport) {
         fHWPathTexGenSettings.reset(fGpu->glCaps().maxFixedFunctionTextureCoords());
     }
 }
 
 GrGLPathRendering::~GrGLPathRendering() {
 }
 
 void GrGLPathRendering::abandonGpuResources() {
@@ skipping 399 matching lines @@
                                                     reference, mask, coverMode, transformType,
                                                     transformValues));
         return;
     }
 
     GL_CALL(StencilStrokePathInstanced(numPaths, pathNameType, paths, pathBase,
                                        reference, mask, transformType, transformValues));
     GL_CALL(CoverStrokePathInstanced(numPaths, pathNameType, paths, pathBase,
                                      coverMode, transformType, transformValues));
 }