Move createTitle() from keyboard mixin into service

Google-Bug-Id: b/199305453
Change-Id: I2c5b014dd782fb6fb1bf16e08909c594c1f125a9
diff --git a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.ts b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.ts
index 3396e13..0400030 100644
--- a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.ts
+++ b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.ts
@@ -48,6 +48,7 @@
 import {
   KeyboardShortcutMixin,
   Shortcut,
+  ShortcutSection,
 } from '../../../mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin';
 import {GrEditConstants} from '../../edit/gr-edit-constants';
 import {pluralize} from '../../../utils/string-util';
@@ -563,6 +564,8 @@
 
   private readonly commentsService = appContext.commentsService;
 
+  private readonly shortcuts = appContext.shortcutsService;
+
   private replyDialogResizeObserver?: ResizeObserver;
 
   override keyboardShortcuts() {
@@ -2644,6 +2647,10 @@
       '#relatedChanges'
     );
   }
+
+  createTitle(shortcutName: Shortcut, section: ShortcutSection) {
+    return this.shortcuts.createTitle(shortcutName, section);
+  }
 }
 
 declare global {
diff --git a/polygerrit-ui/app/elements/change/gr-file-list-header/gr-file-list-header.ts b/polygerrit-ui/app/elements/change/gr-file-list-header/gr-file-list-header.ts
index bdc6a43..8aef3c0 100644
--- a/polygerrit-ui/app/elements/change/gr-file-list-header/gr-file-list-header.ts
+++ b/polygerrit-ui/app/elements/change/gr-file-list-header/gr-file-list-header.ts
@@ -44,7 +44,12 @@
 import {DiffViewMode} from '../../../constants/constants';
 import {GrButton} from '../../shared/gr-button/gr-button';
 import {fireEvent} from '../../../utils/event-util';
-import {KeyboardShortcutMixin} from '../../../mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin';
+import {
+  KeyboardShortcutMixin,
+  Shortcut,
+  ShortcutSection,
+} from '../../../mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin';
+import {appContext} from '../../../services/app-context';
 
 declare global {
   interface HTMLElementTagNameMap {
@@ -144,6 +149,8 @@
   @property({type: Object})
   revisionInfo?: RevisionInfo;
 
+  private readonly shortcuts = appContext.shortcutsService;
+
   setDiffViewMode(mode: DiffViewMode) {
     this.$.modeSelect.setMode(mode);
   }
@@ -217,4 +224,8 @@
     }
     return 'patchInfoOldPatchSet';
   }
+
+  createTitle(shortcutName: Shortcut, section: ShortcutSection) {
+    return this.shortcuts.createTitle(shortcutName, section);
+  }
 }
diff --git a/polygerrit-ui/app/elements/change/gr-messages-list/gr-messages-list.ts b/polygerrit-ui/app/elements/change/gr-messages-list/gr-messages-list.ts
index fdd7c79..cd79bba 100644
--- a/polygerrit-ui/app/elements/change/gr-messages-list/gr-messages-list.ts
+++ b/polygerrit-ui/app/elements/change/gr-messages-list/gr-messages-list.ts
@@ -257,6 +257,8 @@
 
   private readonly reporting = appContext.reportingService;
 
+  private readonly shortcuts = appContext.shortcutsService;
+
   scrollToMessage(messageID: string) {
     const selector = `[data-message-id="${messageID}"]`;
     const el = this.shadowRoot!.querySelector(selector) as
@@ -384,13 +386,13 @@
 
   _computeExpandAllTitle(_expandAllState?: string) {
     if (_expandAllState === ExpandAllState.COLLAPSE_ALL) {
-      return this.createTitle(
+      return this.shortcuts.createTitle(
         Shortcut.COLLAPSE_ALL_MESSAGES,
         ShortcutSection.ACTIONS
       );
     }
     if (_expandAllState === ExpandAllState.EXPAND_ALL) {
-      return this.createTitle(
+      return this.shortcuts.createTitle(
         Shortcut.EXPAND_ALL_MESSAGES,
         ShortcutSection.ACTIONS
       );
diff --git a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.ts b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.ts
index bb5ce94..978d98f 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.ts
+++ b/polygerrit-ui/app/elements/diff/gr-diff-view/gr-diff-view.ts
@@ -37,6 +37,7 @@
 import {
   KeyboardShortcutMixin,
   Shortcut,
+  ShortcutSection,
 } from '../../../mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin';
 import {
   GeneratedWebLink,
@@ -341,6 +342,8 @@
 
   private readonly commentsService = appContext.commentsService;
 
+  private readonly shortcuts = appContext.shortcutsService;
+
   _throttledToggleFileReviewed?: EventListener;
 
   _onRenderHandler?: EventListener;
@@ -1898,6 +1901,10 @@
   _computeTruncatedPath(path?: string) {
     return path ? computeTruncatedPath(path) : '';
   }
+
+  createTitle(shortcutName: Shortcut, section: ShortcutSection) {
+    return this.shortcuts.createTitle(shortcutName, section);
+  }
 }
 
 declare global {
diff --git a/polygerrit-ui/app/elements/shared/gr-change-star/gr-change-star.ts b/polygerrit-ui/app/elements/shared/gr-change-star/gr-change-star.ts
index 5069ba4..a23621e 100644
--- a/polygerrit-ui/app/elements/shared/gr-change-star/gr-change-star.ts
+++ b/polygerrit-ui/app/elements/shared/gr-change-star/gr-change-star.ts
@@ -21,6 +21,11 @@
 import {customElement, property} from '@polymer/decorators';
 import {ChangeInfo} from '../../../types/common';
 import {fireAlert} from '../../../utils/event-util';
+import {
+  Shortcut,
+  ShortcutSection,
+} from '../../../services/shortcuts/shortcuts-config';
+import {appContext} from '../../../services/app-context';
 
 declare global {
   interface HTMLElementTagNameMap {
@@ -48,6 +53,8 @@
   @property({type: Object, notify: true})
   change?: ChangeInfo;
 
+  private readonly shortcuts = appContext.shortcutsService;
+
   _computeStarClass(starred?: boolean) {
     return starred ? 'active' : '';
   }
@@ -83,4 +90,8 @@
       })
     );
   }
+
+  createTitle(shortcutName: Shortcut, section: ShortcutSection) {
+    return this.shortcuts.createTitle(shortcutName, section);
+  }
 }
diff --git a/polygerrit-ui/app/mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin.ts b/polygerrit-ui/app/mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin.ts
index 111d112..3ea612e 100644
--- a/polygerrit-ui/app/mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin.ts
+++ b/polygerrit-ui/app/mixins/keyboard-shortcut-mixin/keyboard-shortcut-mixin.ts
@@ -251,12 +251,6 @@
       this.shortcuts.bindShortcut(shortcut, ...bindings);
     }
 
-    createTitle(shortcutName: Shortcut, section: ShortcutSection) {
-      const desc = this.shortcuts.getDescription(section, shortcutName);
-      const shortcut = this.shortcuts.getShortcut(shortcutName);
-      return desc && shortcut ? `${desc} (shortcut: ${shortcut})` : '';
-    }
-
     _addOwnKeyBindings(shortcut: Shortcut, handler: string) {
       const bindings = this.shortcuts.getBindingsForShortcut(shortcut);
       if (!bindings) {
@@ -494,7 +488,6 @@
 /** The interface corresponding to KeyboardShortcutMixin */
 export interface KeyboardShortcutMixinInterface {
   keyboardShortcuts(): {[key: string]: string | null};
-  createTitle(name: Shortcut, section: ShortcutSection): string;
   bindShortcut(shortcut: Shortcut, ...bindings: string[]): void;
   shouldSuppressKeyboardShortcut(event: CustomKeyboardEvent): boolean;
   modifierPressed(event: CustomKeyboardEvent): boolean;
diff --git a/polygerrit-ui/app/services/shortcuts/shortcuts-service.ts b/polygerrit-ui/app/services/shortcuts/shortcuts-service.ts
index 964fd7d..222ebcf 100644
--- a/polygerrit-ui/app/services/shortcuts/shortcuts-service.ts
+++ b/polygerrit-ui/app/services/shortcuts/shortcuts-service.ts
@@ -54,6 +54,12 @@
 
   private readonly listeners = new Set<ShortcutListener>();
 
+  createTitle(shortcutName: Shortcut, section: ShortcutSection) {
+    const desc = this.getDescription(section, shortcutName);
+    const shortcut = this.getShortcut(shortcutName);
+    return desc && shortcut ? `${desc} (shortcut: ${shortcut})` : '';
+  }
+
   bindShortcut(shortcut: Shortcut, ...bindings: string[]) {
     this.bindings.set(shortcut, bindings);
   }