[OsSettingsDeepLinking] Update Reset Page to use attemptDeepLink

DeepLinkingBehavior was beefed up to handle more of the logic. Updated
the Reset Page to use the new methods.

Bug: 1084154
Change-Id: I7234d0f5d9162614aa22e2eb03328ecabdd7fe24
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2318002
Commit-Queue: Daniel Classon <dclasson@google.com>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#793236}

chrome/browser/resources/settings/chromeos/os_reset_page/os_reset_page.js

@@ -15,6 +15,15 @@ Polymer({
   properties: {
     /** @private */
     showPowerwashDialog_: Boolean,
+
+    /**
+     * Used by DeepLinkingBehavior to focus this page's deep links.
+     * @type {!Set<!chromeos.settings.mojom.Setting>}
+     */
+    supportedSettingIds: {
+      type: Object,
+      value: () => new Set([chromeos.settings.mojom.Setting.kPowerwash]),
+    },
   },
 
   /** @private */
@@ -45,9 +54,6 @@ Polymer({
       return;
     }
 
-    const settingId = this.getDeepLinkSettingId();
-    if (settingId === chromeos.settings.mojom.Setting.kPowerwash) {
-      this.showDeepLink(settingId);
-    }
+    this.attemptDeepLink();
   },
 });