Move toolbar import to WebUIs that need it.

Removes br_toolbar from polymer_overriding and imports it only in UIs
that need it.

browser/resources/bookmarks/brave_overrides/index.ts

@@ -3,4 +3,6 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this file,
 // you can obtain one at https://mozilla.org/MPL/2.0/.
 
+import 'chrome://resources/brave/br_elements/br_toolbar/br_toolbar.js'
+
 import './folder_node.js'

browser/resources/extensions/brave_overrides/index.ts

@@ -3,6 +3,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this file,
 // you can obtain one at https://mozilla.org/MPL/2.0/.
 
+import 'chrome://resources/brave/br_elements/br_toolbar/br_toolbar.js'
+
 import './extensions_detail_view.js'
 import './extensions_toolbar.js'
 import './side_bar.js'

browser/resources/history/brave_overrides/index.ts

@@ -3,6 +3,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this file,
 // you can obtain one at https://mozilla.org/MPL/2.0/.
 
+import 'chrome://resources/brave/br_elements/br_toolbar/br_toolbar.js'
+
 import './app.js'
 import './history_item.js'
 import './side_bar.js'

browser/resources/password_manager/brave_overrides/index.ts

@@ -3,4 +3,6 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this file,
 // You can obtain one at https://mozilla.org/MPL/2.0/.
 
+import 'chrome://resources/brave/br_elements/br_toolbar/br_toolbar.js'
+
 import './side_bar.js'

browser/resources/settings/brave_overrides/index.ts

@@ -9,6 +9,8 @@
 // where it is not consistant due to "network" responses) and
 // optimized (rollup controls the order in which modules are executed).
 
+import 'chrome://resources/brave/br_elements/br_toolbar/br_toolbar.js'
+
 import './config.js'
 import { ContentSettingsTypes } from '../site_settings/constants.js'
 import './about_page.js'

ui/webui/resources/polymer_overriding.ts

@@ -6,7 +6,6 @@
 // @ts-nocheck TODO(petemill): Define types
 
 // Global overrides
-import './br_elements/br_toolbar/br_toolbar.js'
 import './br_elements/br_shared_style.css.js'
 
 import { html as polymerHtml, mixinBehaviors, Polymer, PolymerElement } from 'chrome://resources/polymer/v3_0/polymer/polymer_bundled.min.js';