Updated the files.

my-app/node_modules/karma/lib/reporters/progress.js

@@ -0,0 +1,63 @@
+const BaseReporter = require('./base')
+
+function ProgressReporter (formatError, reportSlow, useColors, browserConsoleLogOptions) {
+  BaseReporter.call(this, formatError, reportSlow, useColors, browserConsoleLogOptions)
+
+  this.EXCLUSIVELY_USE_COLORS = false
+  this._browsers = []
+
+  this.writeCommonMsg = function (msg) {
+    this.write(this._remove() + msg + this._render())
+  }
+
+  this.specSuccess = function () {
+    this.write(this._refresh())
+  }
+
+  this.onBrowserComplete = function () {
+    this.write(this._refresh())
+  }
+
+  this.onRunStart = function () {
+    this._browsers = []
+    this._isRendered = false
+  }
+
+  this.onBrowserStart = function (browser) {
+    this._browsers.push(browser)
+
+    if (this._isRendered) {
+      this.write('\n')
+    }
+
+    this.write(this._refresh())
+  }
+
+  this._remove = function () {
+    if (!this._isRendered) {
+      return ''
+    }
+
+    let cmd = ''
+    this._browsers.forEach(function () {
+      cmd += '\x1B[1A' + '\x1B[2K'
+    })
+
+    this._isRendered = false
+
+    return cmd
+  }
+
+  this._render = function () {
+    this._isRendered = true
+
+    return this._browsers.map(this.renderBrowser).join('\n') + '\n'
+  }
+
+  this._refresh = function () {
+    return this._remove() + this._render()
+  }
+}
+
+// PUBLISH
+module.exports = ProgressReporter