ui: message_center and app_list tests opt into real GL NullDraw contexts

ui/message_center/test/run_all_unittests.cc

Index: ui/message_center/test/run_all_unittests.cc
diff --git a/ui/message_center/test/run_all_unittests.cc b/ui/message_center/test/run_all_unittests.cc
index 094e1287688622ba745ad4a1716c3715b0904e01..64e408b27d035d97b5aeef22032d7a779b99e1f7 100644
--- a/ui/message_center/test/run_all_unittests.cc
+++ b/ui/message_center/test/run_all_unittests.cc
@@ -11,6 +11,10 @@
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
 
+#if !defined(OS_MACOSX)
+#include "ui/gl/gl_surface.h"
+#endif
+
 namespace {
 
 class MessageCenterTestSuite : public base::TestSuite {
@@ -19,6 +23,9 @@ class MessageCenterTestSuite : public base::TestSuite {
 
  protected:
   virtual void Initialize() OVERRIDE {
+#if !defined(OS_MACOSX)
+    gfx::GLSurface::InitializeOneOffForTests(true);
+#endif
     base::TestSuite::Initialize();
     ui::RegisterPathProvider();