message: refactor(ivy): ngtsc - remove unnecessary type on helpers
  The `ClassDeclaration` already contains the `{name: ts.Identifier}`
  type so there is no need to include it explicitly here.
  PR Close
diff: */
  import * as ts from 'typescript';
  -
  import {ClassDeclaration} from './host';
  -
  export function isNamedClassDeclaration(node: ts.Node):
  - node is ClassDeclaration<ts.ClassDeclaration>&{name: ts.Identifier} {
  + node is ClassDeclaration<ts.ClassDeclaration> {
  return ts.isClassDeclaration(node) && (node.name !== undefined);
  }
  export function isNamedFunctionDeclaration(node: ts.Node):
  - node is ClassDeclaration<ts.FunctionDeclaration>&{name: ts.Identifier} {
  + node is ClassDeclaration<ts.FunctionDeclaration> {
  return ts.isFunctionDeclaration(node) && (node.name !== undefined);
  }
  export function isNamedVariableDeclaration(node: ts.Node):
  - node is ClassDeclaration<ts.VariableDeclaration>&{name: ts.Identifier} {
  + node is ClassDeclaration<ts.VariableDeclaration> {
  return ts.isVariableDeclaration(node) && (node.name !== undefined);
  }
  