A couple of changes that make views work from multiple threads

mojo/mojo.gyp

Index: mojo/mojo.gyp
diff --git a/mojo/mojo.gyp b/mojo/mojo.gyp
index 05c69c2161f582554fea20591e179d3e1223a59a..6e3acbf3088c4c167befa5e78052d79c541dc98c 100644
--- a/mojo/mojo.gyp
+++ b/mojo/mojo.gyp
@@ -950,6 +950,7 @@
             '../ui/views/views.gyp:views',
             '../ui/wm/wm.gyp:wm',
             'mojo_aura_support',
+            'mojo_views_support_internal',
           ],
           'sources': [
             'views/native_widget_view_manager.cc',
@@ -958,6 +959,30 @@
             'views/views_init.h',
           ],
         },
+        {
+          'target_name': 'mojo_views_support_internal',
+          'type': '<(component)',
+          'dependencies': [
+            '../base/base.gyp:base',
+            '../base/base.gyp:base_i18n',
+            '../base/base.gyp:base_static',
+            '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
+            '../skia/skia.gyp:skia',
+            '../skia/skia.gyp:skia',
+            '../third_party/icu/icu.gyp:icui18n',
+            '../third_party/icu/icu.gyp:icuuc',
+            '../ui/base/ui_base.gyp:ui_base',
+            '../ui/gfx/gfx.gyp:gfx',
+          ],
+          'sources': [
+            'views/mojo_views_export.h',
+            'views/views_init_internal.cc',
+            'views/views_init_internal.h',
+          ],
+          'defines': [
+            'MOJO_VIEWS_IMPLEMENTATION',
+          ],
+        },
       ],
     }],
   ],