Move last of platform dependent init from //ui/gl to //ui/gl/init.

ui/gl/test/gl_surface_test_support.cc

Index: ui/gl/test/gl_surface_test_support.cc
diff --git a/ui/gl/test/gl_surface_test_support.cc b/ui/gl/test/gl_surface_test_support.cc
index 3097e8c5d452ad6f3eb46261b82fefaa309b7fc4..aae8fd79d497a7cdfb111c3d4ef8f5184761b0eb 100644
--- a/ui/gl/test/gl_surface_test_support.cc
+++ b/ui/gl/test/gl_surface_test_support.cc
@@ -44,8 +44,8 @@ void GLSurfaceTestSupport::InitializeOneOff() {
   use_osmesa = false;
 #endif
 
-  std::vector<GLImplementation> allowed_impls;
-  GetAllowedGLImplementations(&allowed_impls);
+  std::vector<GLImplementation> allowed_impls =
+      init::GetAllowedGLImplementations();
   DCHECK(!allowed_impls.empty());
 
   GLImplementation impl = allowed_impls[0];