Move more vector icons into respective directories.

ui/gfx/vector_icons/BUILD.gn

Index: ui/gfx/vector_icons/BUILD.gn
diff --git a/ui/gfx/vector_icons/BUILD.gn b/ui/gfx/vector_icons/BUILD.gn
index ab991a752758d80db9f2148c4c5a7811a8312129..08ecc5cd8071ebce5ec8334e719d758ffaa8ff4a 100644
--- a/ui/gfx/vector_icons/BUILD.gn
+++ b/ui/gfx/vector_icons/BUILD.gn
@@ -59,7 +59,6 @@ action("aggregate_vector_icons") {
     "incognito.1x.icon",
     "incognito.icon",
     "info_outline.icon",
-    "laptop.icon",
     "location_bar_http.1x.icon",
     "location_bar_http.icon",
     "location_bar_https_invalid.1x.icon",
@@ -109,36 +108,12 @@ action("aggregate_vector_icons") {
     "remove_circle.icon",
     "sad_tab.icon",
     "settings.icon",
-    "shelf_keyboard.1x.icon",
-    "shelf_keyboard.icon",
-    "shelf_logout.1x.icon",
-    "shelf_logout.icon",
-    "shelf_overflow.1x.icon",
-    "shelf_overflow.icon",
-    "shelf_overview.1x.icon",
-    "shelf_overview.icon",
-    "smartphone.icon",
     "submenu_arrow.1x.icon",
     "submenu_arrow.icon",
     "subresource_filter_active.icon",
     "supervisor_account.icon",
     "supervisor_account_circle.icon",
     "sync_problem.icon",
-    "tab.icon",
-    "tab_audio.1x.icon",
-    "tab_audio.icon",
-    "tab_audio_muting.1x.icon",
-    "tab_audio_muting.icon",
-    "tab_bluetooth_connected.icon",
-    "tab_close_hovered_pressed.1x.icon",
-    "tab_close_hovered_pressed.icon",
-    "tab_close_normal.1x.icon",
-    "tab_close_normal.icon",
-    "tab_media_capturing.icon",
-    "tab_media_recording.icon",
-    "tab_usb_connected.1x.icon",
-    "tab_usb_connected.icon",
-    "tablet.icon",
     "translate.icon",
     "user_account_avatar.icon",
     "videocam.icon",