fix tslint

Author: tinayuangao

tools/screenshot-test/functions/data-image.ts

@@ -37,4 +37,4 @@ export function writeTestImagesToFiles(event: any) {
     writeFileSync(tempPath, binaryData, 'binary');
     return bucket.upload(tempPath, {destination: filePath});
   });
-};
+}

tools/screenshot-test/functions/image-data.ts

@@ -38,4 +38,4 @@ export function copyGoldImagesToDatabase(name: string, resourceState: string, fi
       let data = readFileSync(tempFilePath);
       return databaseRef.set(data);
     }).catch((error: any) => console.error(`${filenameKey} ${error}`));
-};
+}

tools/screenshot-test/functions/jwt-util.ts

@@ -14,7 +14,7 @@ const secret = firebaseFunctions.config().secret.key;
  */
 function getSecureToken(event: firebaseFunctions.Event<any>) {
   return `${event.params.jwtHeader}.${event.params.jwtPayload}.${event.params.jwtSignature}`;
-};
+}
 
 /**
  * Verify that the event has a valid JsonWebToken. If the token is *not* valid,
@@ -34,4 +34,4 @@ export function verifySecureToken(event: firebaseFunctions.Event<any>) {
       reject();
     });
   });
-};
+}

tools/screenshot-test/functions/test-goldens.ts

@@ -35,4 +35,4 @@ export function copyTestImagesToGoldens(prNumber: string) {
           .map((file: any) => file.copy(`goldens/${path.basename(file.name)}`)));
       });
     });
-};
+}

tools/screenshot-test/functions/util/github.ts

@@ -39,4 +39,4 @@ export function setGithubStatus(commitSHA: string,
       resolve(response.statusCode);
     });
   });
-};
+}

tools/screenshot-test/functions/util/jwt.ts

@@ -17,4 +17,4 @@ export function verifyJWT(token: string,
       }
     });
   });
-};
+}