diff --git a/res/drawable-hdpi/data_grid_border.9.png b/res/drawable-hdpi/data_grid_border.9.png deleted file mode 100644 index 8d22e1015fa..00000000000 Binary files a/res/drawable-hdpi/data_grid_border.9.png and /dev/null differ diff --git a/res/drawable-hdpi/encroid_resignin.png b/res/drawable-hdpi/encroid_resignin.png deleted file mode 100644 index d0e1082529b..00000000000 Binary files a/res/drawable-hdpi/encroid_resignin.png and /dev/null differ diff --git a/res/drawable-mdpi/data_grid_border.9.png b/res/drawable-mdpi/data_grid_border.9.png deleted file mode 100644 index 942f4ea10c8..00000000000 Binary files a/res/drawable-mdpi/data_grid_border.9.png and /dev/null differ diff --git a/res/drawable-mdpi/encroid_resignin.png b/res/drawable-mdpi/encroid_resignin.png deleted file mode 100644 index 70be860522f..00000000000 Binary files a/res/drawable-mdpi/encroid_resignin.png and /dev/null differ diff --git a/res/drawable-nodpi/gentle_notifications_shade.png b/res/drawable-nodpi/gentle_notifications_shade.png deleted file mode 100644 index dddef5cf96c..00000000000 Binary files a/res/drawable-nodpi/gentle_notifications_shade.png and /dev/null differ diff --git a/res/drawable-nodpi/gentle_notifications_shade_lock.png b/res/drawable-nodpi/gentle_notifications_shade_lock.png deleted file mode 100644 index 4d4de243420..00000000000 Binary files a/res/drawable-nodpi/gentle_notifications_shade_lock.png and /dev/null differ diff --git a/res/drawable-nodpi/gentle_notifications_shade_status.png b/res/drawable-nodpi/gentle_notifications_shade_status.png deleted file mode 100644 index 432dc3fa663..00000000000 Binary files a/res/drawable-nodpi/gentle_notifications_shade_status.png and /dev/null differ diff --git a/res/drawable-nodpi/gentle_notifications_shade_status_lock.png b/res/drawable-nodpi/gentle_notifications_shade_status_lock.png deleted file mode 100644 index e8238dc1114..00000000000 Binary files a/res/drawable-nodpi/gentle_notifications_shade_status_lock.png and /dev/null differ diff --git a/res/drawable-nodpi/work_challenge_background.png b/res/drawable-nodpi/work_challenge_background.png deleted file mode 100644 index 311f30bc1e6..00000000000 Binary files a/res/drawable-nodpi/work_challenge_background.png and /dev/null differ diff --git a/res/drawable-xhdpi/data_grid_border.9.png b/res/drawable-xhdpi/data_grid_border.9.png deleted file mode 100644 index 6d552882ceb..00000000000 Binary files a/res/drawable-xhdpi/data_grid_border.9.png and /dev/null differ diff --git a/res/drawable-xhdpi/encroid_resignin.png b/res/drawable-xhdpi/encroid_resignin.png deleted file mode 100644 index 1c593da0d6d..00000000000 Binary files a/res/drawable-xhdpi/encroid_resignin.png and /dev/null differ diff --git a/res/drawable-xxhdpi/data_grid_border.9.png b/res/drawable-xxhdpi/data_grid_border.9.png deleted file mode 100644 index d33a7d7a6b9..00000000000 Binary files a/res/drawable-xxhdpi/data_grid_border.9.png and /dev/null differ diff --git a/res/drawable-xxxhdpi/data_grid_border.9.png b/res/drawable-xxxhdpi/data_grid_border.9.png deleted file mode 100644 index 4ddd2229791..00000000000 Binary files a/res/drawable-xxxhdpi/data_grid_border.9.png and /dev/null differ