Adds in-out easing type.

chrome/browser/android/vr_shell/ui_scene.cc

Index: chrome/browser/android/vr_shell/ui_scene.cc
diff --git a/chrome/browser/android/vr_shell/ui_scene.cc b/chrome/browser/android/vr_shell/ui_scene.cc
index 020e307e94c255163fd4d3d8fac6f71025c993ce..1aceb4d228e4305b4018dab5ee493e65ab75e9e1 100644
--- a/chrome/browser/android/vr_shell/ui_scene.cc
+++ b/chrome/browser/android/vr_shell/ui_scene.cc
@@ -174,6 +174,12 @@ std::unique_ptr<easing::Easing> ParseEasing(
       result.reset(new easing::EaseOut(pow));
       break;
     }
+    case easing::EasingType::EASEINOUT: {
+      double pow;
+      CHECK(dict.GetDouble("pow", &pow));
+      result.reset(new easing::EaseInOut(pow));

[cjgrant, 2017/02/16 15:10:25]

Consider moving this function (or file!) to use:

result = base::MakeUnique<easing::EaseInOut>(pow)

See base::MakeUnique docs.

[tiborg, 2017/02/16 18:39:33]

Done.

+      break;
+    }
   }
   return result;
 }