Implement support for CHROMIUM_NV_path_rendering pseudo extension

src/gpu/gl/GrGLCaps.cpp

Index: src/gpu/gl/GrGLCaps.cpp
diff --git a/src/gpu/gl/GrGLCaps.cpp b/src/gpu/gl/GrGLCaps.cpp
index 6fe804f2f89cba82830df271f0c54172c3d29119..4721deeb607597fd7c61b1053ab5253048e56b12 100644
--- a/src/gpu/gl/GrGLCaps.cpp
+++ b/src/gpu/gl/GrGLCaps.cpp
@@ -117,12 +117,9 @@ void GrGLCaps::init(const GrGLContextInfo& ctxInfo, const GrGLInterface* gli) {
             GR_GL_GetIntegerv(gli, GR_GL_CONTEXT_PROFILE_MASK, &profileMask);
             fIsCoreProfile = SkToBool(profileMask & GR_GL_CONTEXT_CORE_PROFILE_BIT);
         }
-        if (!fIsCoreProfile) {
-            GR_GL_GetIntegerv(gli, GR_GL_MAX_TEXTURE_COORDS, &fMaxFixedFunctionTextureCoords);
-            // Sanity check
-            SkASSERT(fMaxFixedFunctionTextureCoords > 0 && fMaxFixedFunctionTextureCoords < 128);
-        }
     }
+
+
     GR_GL_GetIntegerv(gli, GR_GL_MAX_VERTEX_ATTRIBS, &fMaxVertexAttributes);
     GR_GL_GetIntegerv(gli, GR_GL_MAX_TEXTURE_IMAGE_UNITS, &fMaxFragmentTextureUnits);
 
@@ -323,8 +320,15 @@ void GrGLCaps::init(const GrGLContextInfo& ctxInfo, const GrGLInterface* gli) {
     // attachment, hence this min:
     fMaxRenderTargetSize = SkTMin(fMaxTextureSize, fMaxRenderTargetSize);
 
-    fPathRenderingSupport = ctxInfo.hasExtension("GL_NV_path_rendering") &&
-        ctxInfo.hasExtension("GL_EXT_direct_state_access");
+    fPathRenderingSupport = (ctxInfo.hasExtension("GL_NV_path_rendering") &&
+                             ctxInfo.hasExtension("GL_EXT_direct_state_access"))
+        || ctxInfo.hasExtension("GL_CHROMIUM_path_rendering");
+
+    if (fPathRenderingSupport) {
+        GR_GL_GetIntegerv(gli, GR_GL_MAX_TEXTURE_COORDS, &fMaxFixedFunctionTextureCoords);
+        // Sanity check
+        SkASSERT(fMaxFixedFunctionTextureCoords > 0 && fMaxFixedFunctionTextureCoords < 128);
+    }
 
     fGpuTracingSupport = ctxInfo.hasExtension("GL_EXT_debug_marker");
 
@@ -659,7 +663,7 @@ SkString GrGLCaps::dump() const {
     r.appendf("Invalidate FB Type: %s\n", kInvalidateFBTypeStr[fInvalidateFBType]);
     r.appendf("Max FS Uniform Vectors: %d\n", fMaxFragmentUniformVectors);
     r.appendf("Max FS Texture Units: %d\n", fMaxFragmentTextureUnits);
-    if (!fIsCoreProfile) {
+    if (this->pathRenderingSupport()) {
         r.appendf("Max Fixed Function Texture Coords: %d\n", fMaxFixedFunctionTextureCoords);
     }
     r.appendf("Max Vertex Attributes: %d\n", fMaxVertexAttributes);