Convert gr-comment to typescript

The change converts the following files to typescript:

* elements/shared/gr-comment/gr-comment.ts

Change-Id: I34975acf43537d9317462eb721d64a82fd21b441

polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.js

@@ -789,6 +789,9 @@ suite('gr-change-view tests', () => {
 
   suite('_recomputeComments', () => {
     setup(() => {
+      element._changeNum = '1';
+      element._change = {_number: '1'};
+      flushAsynchronousOperations();
       // Fake computeDraftCount as its required for ChangeComments,
       // see gr-comment-api#reloadDrafts.
       sinon.stub(element.$.commentAPI, 'reloadDrafts')
@@ -927,7 +930,9 @@ suite('gr-change-view tests', () => {
           rev4: {_number: 4, commit: {parents: []}},
         },
         current_revision: 'rev4',
+        _number: '1',
       };
+      element._changeNum = '1';
       element._commentThreads = THREADS;
       const paperTabs = element.shadowRoot.querySelector('#primaryTabs');
       MockInteractions.tap(paperTabs.querySelectorAll('paper-tab')[3]);

polygerrit-ui/app/elements/shared/gr-rest-api-interface/gr-rest-api-interface.ts

@@ -3226,7 +3226,7 @@ export class GrRestApiInterface
     commentID: UrlEncodedCommentId,
     reason: string
   ) {
-    return this._getChangeURLAndSend({
+    return (this._getChangeURLAndSend({
       changeNum,
       method: HttpMethod.POST,
       patchNum,
@@ -3234,7 +3234,7 @@ export class GrRestApiInterface
       body: {reason},
       parseResponse: true,
       anonymizedEndpoint: '/comments/*/delete',
-    });
+    }) as unknown) as Promise<CommentInfo>;
   }
 
   /**

polygerrit-ui/app/elements/shared/gr-storage/gr-storage.ts

@@ -25,7 +25,7 @@ export interface StorageLocation {
   patchNum: PatchSetNum;
   path: string;
   line: number;
-  range: CommentRange;
+  range?: CommentRange;
 }
 
 export interface StorageObject {

polygerrit-ui/app/services/services/gr-rest-api/gr-rest-api.ts

@@ -78,6 +78,7 @@ import {
   GroupAuditEventInfo,
   EncodedGroupId,
   Base64FileContent,
+  UrlEncodedCommentId,
 } from '../../../types/common';
 import {ParsedChangeInfo} from '../../../elements/shared/gr-rest-api-interface/gr-reviewer-updates-parser';
 import {HttpMethod} from '../../../constants/constants';
@@ -604,6 +605,18 @@ export interface RestApiService {
     label: string
   ): Promise<Response>;
 
+  deleteComment(
+    changeNum: ChangeNum,
+    patchNum: PatchSetNum,
+    commentID: UrlEncodedCommentId,
+    reason: string
+  ): Promise<CommentInfo>;
+  deleteDiffDraft(
+    changeNum: ChangeNum,
+    patchNum: PatchSetNum,
+    draft: {id: UrlEncodedCommentId}
+  ): Promise<Response>;
+
   deleteChangeCommitMessage(
     changeNum: ChangeNum,
     messageId: ChangeMessageId

polygerrit-ui/app/types/common.ts

@@ -1039,7 +1039,7 @@ export interface UserConfigInfo {
  * The CommentInfo entity contains information about an inline comment.
  * https://gerrit-review.googlesource.com/Documentation/rest-api-changes.html#comment-info
  */
-export interface CommentInfo {
+export interface CommentInfo extends CommentInput {
   patch_set?: PatchSetNum;
   id: UrlEncodedCommentId;
   path?: string;
@@ -1047,9 +1047,9 @@ export interface CommentInfo {
   parent?: number;
   line?: number;
   range?: CommentRange;
-  in_reply_to?: string;
+  in_reply_to?: UrlEncodedCommentId;
   message?: string;
-  updated: string;
+  updated: Timestamp;
   author?: AccountInfo;
   tag?: string;
   unresolved?: boolean;