Add gpu support for Apple specific 'Vertex Arrays' functions

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 6272aba12794a0d8cb3f2a6911ef77e82b39c0b9..414f06d6aebc14e6bc044c4b3a4625d3710ea5e0 100644
--- a/src/gpu/gl/GrGLCaps.cpp
+++ b/src/gpu/gl/GrGLCaps.cpp
@@ -235,7 +235,8 @@ bool GrGLCaps::init(const GrGLContextInfo& ctxInfo, const GrGLInterface* gli) {
 
     if (kGL_GrGLStandard == standard) {
         fVertexArrayObjectSupport = version >= GR_GL_VER(3, 0) ||
-                                    ctxInfo.hasExtension("GL_ARB_vertex_array_object");
+                                    ctxInfo.hasExtension("GL_ARB_vertex_array_object") ||
+                                    ctxInfo.hasExtension("GL_APPLE_vertex_array_object");
     } else {
         fVertexArrayObjectSupport = version >= GR_GL_VER(3, 0) ||
                                     ctxInfo.hasExtension("GL_OES_vertex_array_object");