Add hooks for GL_EXT_debug_marker in gpu

src/gpu/gl/win/GrGLCreateNativeInterface_win.cpp

Index: src/gpu/gl/win/GrGLCreateNativeInterface_win.cpp
diff --git a/src/gpu/gl/win/GrGLCreateNativeInterface_win.cpp b/src/gpu/gl/win/GrGLCreateNativeInterface_win.cpp
index e901b3602c0d3aaa6d903464f47bb0d39eef7cbb..645a582037293fea489d40ed6262a13fd618f74b 100644
--- a/src/gpu/gl/win/GrGLCreateNativeInterface_win.cpp
+++ b/src/gpu/gl/win/GrGLCreateNativeInterface_win.cpp
@@ -304,6 +304,12 @@ const GrGLInterface* GrGLCreateNativeInterface() {
             WGL_SET_PROC_SUFFIX(PointAlongPath, NV);
         }
 
+        if (extensions.has("GL_EXT_debug_marker")) {
+            WGL_SET_PROC_SUFFIX(InsertEventMarker, EXT);
+            WGL_SET_PROC_SUFFIX(PushGroupMarker, EXT);
+            WGL_SET_PROC_SUFFIX(PopGroupMarker, EXT);
+        }
+
         interface->fStandard = kGL_GrGLStandard;
         interface->fExtensions.swap(&extensions);