added GrMSAAPathRenderer

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 f3e494acb90cfd2e1d1fd8003dd18ba395357988..9b12ce69c50b89ad0d66be2e6bfb15736a3ab960 100644
--- a/src/gpu/gl/GrGLCaps.cpp
+++ b/src/gpu/gl/GrGLCaps.cpp
@@ -535,7 +535,8 @@ void GrGLCaps::init(const GrContextOptions& contextOptions,
     }
 
     if (kGL_GrGLStandard == standard) {
-        if (version >= GR_GL_VER(4, 0) || ctxInfo.hasExtension("GL_ARB_sample_shading")) {
+        if ((version >= GR_GL_VER(4, 0) || ctxInfo.hasExtension("GL_ARB_sample_shading")) && 
+            ctxInfo.vendor() != kIntel_GrGLVendor) {
             fSampleShadingSupport = true;
         }
     } else if (ctxInfo.hasExtension("GL_OES_sample_shading")) {