Implement path cover with nv_path_rendering

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"
 #include "GrGLContext.h"
@@ skipping 284 matching lines @@
     }
 
     fHWAALineSupport = (kDesktop_GrGLBinding == binding);
 
     GR_GL_GetIntegerv(gli, GR_GL_MAX_TEXTURE_SIZE, &fMaxTextureSize);
     GR_GL_GetIntegerv(gli, GR_GL_MAX_RENDERBUFFER_SIZE, &fMaxRenderTargetSize);
     // Our render targets are always created with textures as the color
     // attachment, hence this min:
     fMaxRenderTargetSize = GrMin(fMaxTextureSize, fMaxRenderTargetSize);
 
-    fPathStencilingSupport = GR_GL_USE_NV_PATH_RENDERING &&
-                             ctxInfo.hasExtension("GL_NV_path_rendering");
+    fPathRenderingSupport = GR_GL_USE_NV_PATH_RENDERING &&
+                            ctxInfo.hasExtension("GL_NV_path_rendering");
 
     fDstReadInShaderSupport = kNone_FBFetchType != fFBFetchType;
 
 #if 0
     // This has to be temporarily disabled. On Android it causes the texture
     // usage to become front loaded and the OS kills the process. It can
     // be re-enabled once the more dynamic (ref-driven) cache clearing
     // system is in place.
     fReuseScratchTextures = kARM_GrGLVendor != ctxInfo.vendor();
 #else
@@ skipping 246 matching lines @@
     GrPrintf("GL_R support: %s\n", (fTextureRedSupport ? "YES": "NO"));
     GrPrintf("GL_ARB_imaging support: %s\n", (fImagingSupport ? "YES": "NO"));
     GrPrintf("Two Format Limit: %s\n", (fTwoFormatLimit ? "YES": "NO"));
     GrPrintf("Fragment coord conventions support: %s\n",
              (fFragCoordsConventionSupport ? "YES": "NO"));
     GrPrintf("Vertex array object support: %s\n", (fVertexArrayObjectSupport ? "YES": "NO"));
     GrPrintf("Use non-VBO for dynamic data: %s\n",
              (fUseNonVBOVertexAndIndexDynamicData ? "YES" : "NO"));
     GrPrintf("Discard FrameBuffer support: %s\n", (fDiscardFBSupport ? "YES" : "NO"));
 }