Ensure real GL Api is set before making GL calls.

ui/gl/gl_context_wgl.cc

Index: ui/gl/gl_context_wgl.cc
diff --git a/ui/gl/gl_context_wgl.cc b/ui/gl/gl_context_wgl.cc
index dba107bedc58439d4bfd622a548bf79e45e613a1..8ee90dd8ff3b0e72e04a4ab52e67156a021dd724 100644
--- a/ui/gl/gl_context_wgl.cc
+++ b/ui/gl/gl_context_wgl.cc
@@ -81,6 +81,9 @@ bool GLContextWGL::MakeCurrent(GLSurface* surface) {
     return false;
   }
 
+  // Set this as soon as the context is current, since we might call into GL.
+  SetRealGLApi();
+
   SetCurrent(surface);
   if (!InitializeExtensionBindings()) {
     ReleaseCurrent(surface);
@@ -92,7 +95,6 @@ bool GLContextWGL::MakeCurrent(GLSurface* surface) {
     return false;
   }
 
-  SetRealGLApi();
   return true;
 }