OS Settings: Add JS compile for switch_access_action_assignment_dialog.

R=khorimoto@chromium.org

Bug: none
Test: none
Change-Id: Ic2d76ad61fd3715e2964fb0d45aa791762b150c1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2575720
Commit-Queue: James Hawkins <jhawkins@chromium.org>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#835889}

chrome/browser/resources/settings/chromeos/os_a11y_page/BUILD.gn

@@ -12,6 +12,7 @@ js_type_check("closure_compile") {
     ":manage_a11y_page_browser_proxy",
     ":os_a11y_page",
     ":os_a11y_page_browser_proxy",
+    ":switch_access_action_assignment_dialog",
     ":switch_access_constants",
     ":switch_access_subpage",
     ":switch_access_subpage_browser_proxy",
@@ -58,6 +59,17 @@ js_library("manage_a11y_page") {
   externs_list = [ "$externs_path/settings_private.js" ]
 }
 
+js_library("switch_access_action_assignment_dialog") {
+  deps = [
+    ":switch_access_constants",
+    "//chrome/browser/resources/settings/prefs:prefs_behavior",
+    "//ui/webui/resources/cr_elements/cr_button:cr_button",
+    "//ui/webui/resources/cr_elements/cr_dialog:cr_dialog",
+    "//ui/webui/resources/js:i18n_behavior",
+    "//ui/webui/resources/js:web_ui_listener_behavior",
+  ]
+}
+
 js_library("switch_access_constants") {
 }
 
@@ -110,15 +122,16 @@ js_type_check("closure_compile_module") {
   is_polymer3 = true
   deps = [
     ":externs.m",
+
     #    ":manage_a11y_page.m",
     ":manage_a11y_page_browser_proxy.m",
 
     #    ":os_a11y_page.m",
     ":os_a11y_page_browser_proxy.m",
 
+    #":switch_access_action_assignment_dialog.m",
     #    ":switch_access_subpage.m",
     ":switch_access_subpage_browser_proxy.m",
-
     ":tts_subpage.m",
     ":tts_subpage_browser_proxy.m",
   ]

chrome/browser/resources/settings/chromeos/os_a11y_page/switch_access_action_assignment_dialog.js

@@ -100,23 +100,14 @@ Polymer({
       computed: 'computePromptText_(assignmentState_, assignments_)',
     },
 
-    /** @private {?SwitchAccessCommand} */
-    alreadyAssignedAction_: {
-      type: String,
-      value: null,
-    },
+    /** @private {!SwitchAccessCommand} */
+    alreadyAssignedAction_: String,
 
-    /** @private {?string} */
-    currentKey_: {
-      type: String,
-      value: null,
-    },
+    /** @private {!string} */
+    currentKey_: String,
 
-    /** @private {?string} */
-    unexpectedKey_: {
-      type: String,
-      value: null,
-    },
+    /** @private {!string} */
+    unexpectedKey_: String,
 
     /** @private {?number} */
     currentKeyCode_: {
@@ -298,6 +289,8 @@ Polymer({
         return this.i18n('assignNextSwitchLabel');
       case SwitchAccessCommand.PREVIOUS:
         return this.i18n('assignPreviousSwitchLabel');
+      default:
+        return '';
     }
   },
 
@@ -346,6 +339,8 @@ Polymer({
       case AssignmentState.WARN_UNRECOGNIZED_KEY:
         return this.i18n(
             'switchAccessActionAssignmentDialogWarnUnrecognizedKeyPrompt');
+      default:
+        return '';
     }
   },
 });