refactor(lint): Don't allow console.log

Enable tslint check for `console.log` as a follow-up to
https://github.com/angular/angular/issues/13018

modules/@angular/compiler-cli/src/codegen.ts

@@ -44,7 +44,7 @@ export class CodeGenerator {
     let root = this.options.basePath;
     for (const eachRootDir of this.options.rootDirs || []) {
       if (this.options.trace) {
-        console.log(`Check if ${filePath} is under rootDirs element ${eachRootDir}`);
+        console.error(`Check if ${filePath} is under rootDirs element ${eachRootDir}`);
       }
       if (path.relative(eachRootDir, filePath).indexOf('.') !== 0) {
         root = eachRootDir;