refactor(facade): Remove most of StringMapWrapper facade. (#12022)

This change mostly automated by
12012b07a2
with some manual fixes.

modules/@angular/benchpress/src/metric/multi_metric.ts

@@ -7,7 +7,6 @@
  */
 
 import {Injector, OpaqueToken} from '@angular/core';
-import {StringMapWrapper} from '../facade/collection';
 
 import {Metric} from '../metric';
 
@@ -57,8 +56,7 @@ export class MultiMetric extends Metric {
 
 function mergeStringMaps(maps: {[key: string]: string}[]): {[key: string]: string} {
   var result: {[key: string]: string} = {};
-  maps.forEach(
-      map => { StringMapWrapper.forEach(map, (value, prop) => { result[prop] = value; }); });
+  maps.forEach(map => { Object.keys(map).forEach(prop => { result[prop] = map[prop]; }); });
   return result;
 }
 

modules/@angular/benchpress/src/metric/user_metric.ts

@@ -9,7 +9,6 @@
 import {Inject, Injectable} from '@angular/core';
 
 import {Options} from '../common_options';
-import {StringMapWrapper} from '../facade/collection';
 import {isNumber} from '../facade/lang';
 import {Metric} from '../metric';
 import {WebDriverAdapter} from '../web_driver_adapter';
@@ -40,7 +39,7 @@ export class UserMetric extends Metric {
       reject = rej;
     });
     let adapter = this._wdAdapter;
-    let names = StringMapWrapper.keys(this._userMetrics);
+    let names = Object.keys(this._userMetrics);
 
     function getAndClearValues() {
       Promise.all(names.map(name => adapter.executeScript(`return window.${name}`)))

modules/@angular/benchpress/src/reporter/util.ts

@@ -6,7 +6,7 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {StringMapWrapper} from '../facade/collection';
+
 import {NumberWrapper} from '../facade/lang';
 import {MeasureValues} from '../measure_values';
 import {Statistic} from '../statistic';
@@ -17,7 +17,7 @@ export function formatNum(n: number) {
 
 export function sortedProps(obj: {[key: string]: any}) {
   var props: string[] = [];
-  StringMapWrapper.forEach(obj, (value, prop) => props.push(prop));
+  props.push(...Object.keys(obj));
   props.sort();
   return props;
 }
@@ -30,4 +30,4 @@ export function formatStats(validSamples: MeasureValues[], metricName: string):
   // Note: Don't use the unicode character for +- as it might cause
   // hickups for consoles...
   return NumberWrapper.isNaN(cv) ? formattedMean : `${formattedMean}+-${Math.floor(cv)}%`;
-}
+}

modules/@angular/benchpress/src/sample_description.ts

@@ -9,7 +9,6 @@
 import {OpaqueToken} from '@angular/core';
 
 import {Options} from './common_options';
-import {StringMapWrapper} from './facade/collection';
 import {Metric} from './metric';
 import {Validator} from './validator';
 
@@ -42,7 +41,7 @@ export class SampleDescription {
       public metrics: {[key: string]: any}) {
     this.description = {};
     descriptions.forEach(description => {
-      StringMapWrapper.forEach(description, (value, prop) => this.description[prop] = value);
+      Object.keys(description).forEach(prop => { this.description[prop] = description[prop]; });
     });
   }