// Duration in milliseconds for over scroll page transition.
const int kOverscrollPageTransitionDurationMs = 50;
-// Duration in milliseconds for the target page transition when opening or
-// closing a folder.
-const int kFolderTransitionInDurationMs = 200;
+// Duration in milliseconds for fading in the target page when opening
+// or closing a folder, and the duration for the top folder icon animation
+// for flying in or out the folder.
+const int kFolderTransitionInDurationMs = 400;
-// Duration in milliseconds for fading out the old page when opening or
-// closing a folder.
+// Duration in milliseconds for fading out the old page when opening or closing
+// a folder.
const int kFolderTransitionOutDurationMs = 30;
+// Animation curve used for fading in the target page when opening or closing
+// a folder.
+const gfx::Tween::Type kFolderFadeInTweenType = gfx::Tween::EASE_IN_2;
+
+// Animation curve used for fading out the target page when opening or closing
+// a folder.
+const gfx::Tween::Type kFolderFadeOutTweenType = gfx::Tween::EASE_IN_3;
+
// Preferred number of columns and rows in apps grid.
const int kPreferredCols = 4;
const int kPreferredRows = 4;
const int kPreferredIconDimension = 48;
+// Preferred number of columns and rows in the experimental app list apps grid.
+const int kExperimentalPreferredCols = 6;
+const int kExperimentalPreferredRows = 3;
+
// Number of the top items in a folder, which are shown inside the folder icon
// and animated when opening and closing a folder.
const size_t kNumFolderTopItems = 4;