Removes unneeded `window` declaration

app/assets/javascripts/environments/components/environment.js.es6

@@ -45,7 +45,7 @@
     return fn(item);
   }).filter(Boolean);
 
-  window.gl.environmentsList.EnvironmentsComponent = Vue.component('environment-component', {
+  gl.environmentsList.EnvironmentsComponent = Vue.component('environment-component', {
     props: {
       store: {
         type: Object,
@@ -55,7 +55,7 @@
     },
 
     components: {
-      'environment-item': window.gl.environmentsList.EnvironmentItem,
+      'environment-item': gl.environmentsList.EnvironmentItem,
     },
 
     data() {

app/assets/javascripts/environments/components/environment_actions.js.es6

@@ -5,7 +5,7 @@
   window.gl = window.gl || {};
   window.gl.environmentsList = window.gl.environmentsList || {};
 
-  window.gl.environmentsList.ActionsComponent = Vue.component('actions-component', {
+  gl.environmentsList.ActionsComponent = Vue.component('actions-component', {
     props: {
       actions: {
         type: Array,

app/assets/javascripts/environments/components/environment_external_url.js.es6

@@ -5,7 +5,7 @@
   window.gl = window.gl || {};
   window.gl.environmentsList = window.gl.environmentsList || {};
 
-  window.gl.environmentsList.ExternalUrlComponent = Vue.component('external-url-component', {
+  gl.environmentsList.ExternalUrlComponent = Vue.component('external-url-component', {
     props: {
       externalUrl: {
         type: String,

app/assets/javascripts/environments/components/environment_item.js.es6

@@ -23,18 +23,18 @@
    */
 
   window.gl = window.gl || {};
-  window.gl.environmentsList = window.gl.environmentsList || {};
-  window.gl.environmentsList.timeagoInstance = new timeago(); // eslint-disable-line
+  gl.environmentsList = window.gl.environmentsList || {};
+  gl.environmentsList.timeagoInstance = new timeago(); // eslint-disable-line
 
   gl.environmentsList.EnvironmentItem = Vue.component('environment-item', {
 
     components: {
-      'commit-component': window.gl.CommitComponent,
-      'actions-component': window.gl.environmentsList.ActionsComponent,
-      'external-url-component': window.gl.environmentsList.ExternalUrlComponent,
-      'stop-component': window.gl.environmentsList.StopComponent,
-      'rollback-component': window.gl.environmentsList.RollbackComponent,
-      'terminal-button-component': window.gl.environmentsList.TerminalButtonComponent,
+      'commit-component': gl.CommitComponent,
+      'actions-component': gl.environmentsList.ActionsComponent,
+      'external-url-component': gl.environmentsList.ExternalUrlComponent,
+      'stop-component': gl.environmentsList.StopComponent,
+      'rollback-component': gl.environmentsList.RollbackComponent,
+      'terminal-button-component': gl.environmentsList.TerminalButtonComponent,
     },
 
     props: {
@@ -183,7 +183,7 @@
        * @returns {String}
        */
       createdDate() {
-        return window.gl.environmentsList.timeagoInstance.format(
+        return gl.environmentsList.timeagoInstance.format(
           this.model.last_deployment.deployable.created_at,
         );
       },

app/assets/javascripts/environments/components/environment_rollback.js.es6

@@ -5,7 +5,7 @@
   window.gl = window.gl || {};
   window.gl.environmentsList = window.gl.environmentsList || {};
 
-  window.gl.environmentsList.RollbackComponent = Vue.component('rollback-component', {
+  gl.environmentsList.RollbackComponent = Vue.component('rollback-component', {
     props: {
       retryUrl: {
         type: String,

app/assets/javascripts/environments/components/environment_stop.js.es6

@@ -5,7 +5,7 @@
   window.gl = window.gl || {};
   window.gl.environmentsList = window.gl.environmentsList || {};
 
-  window.gl.environmentsList.StopComponent = Vue.component('stop-component', {
+  gl.environmentsList.StopComponent = Vue.component('stop-component', {
     props: {
       stopUrl: {
         type: String,

app/assets/javascripts/environments/components/environment_terminal_button.js.es6

@@ -5,7 +5,7 @@
   window.gl = window.gl || {};
   window.gl.environmentsList = window.gl.environmentsList || {};
 
-  window.gl.environmentsList.TerminalButtonComponent = Vue.component('terminal-button-component', {
+  gl.environmentsList.TerminalButtonComponent = Vue.component('terminal-button-component', {
     props: {
       terminalPath: {
         type: String,

app/assets/javascripts/environments/environments_bundle.js.es6

@@ -7,15 +7,17 @@
 $(() => {
   window.gl = window.gl || {};
 
-  if (window.gl.EnvironmentsListApp) {
-    window.gl.EnvironmentsListApp.$destroy(true);
+  if (gl.EnvironmentsListApp) {
+    gl.EnvironmentsListApp.$destroy(true);
   }
-  const Store = window.gl.environmentsList.EnvironmentsStore;
+  const Store = gl.environmentsList.EnvironmentsStore;
 
-  window.gl.EnvironmentsListApp = new window.gl.environmentsList.EnvironmentsComponent({
+  gl.EnvironmentsListApp = new gl.environmentsList.EnvironmentsComponent({
     el: document.querySelector('#environments-list-view'),
+
     propsData: {
       store: Store.create(),
     },
+
   });
 });

app/assets/javascripts/environments/stores/environments_store.js.es6

 /* eslint-disable no-param-reassign */
 (() => {
   window.gl = window.gl || {};
-  window.gl.environmentsList = window.gl.environmentsList || {};
+  gl.environmentsList = window.gl.environmentsList || {};
 
   gl.environmentsList.EnvironmentsStore = {
     state: {},