Move cssVar out of react-native-github

Reviewed By: jingc

Differential Revision: D3008870

fb-gh-sync-id: 2c3d9a13ba6952540369cb68d96d375cb8cf757a
shipit-source-id: 2c3d9a13ba6952540369cb68d96d375cb8cf757a

Author: fryn

Examples/UIExplorer/NavigationExperimental/LegacyNavigator/NavigationBarSample.js

@@ -24,8 +24,6 @@ var {
   TouchableOpacity,
 } = React;
 
-var cssVar = require('cssVar');
-
 var Navigator = NavigationExperimental.LegacyNavigator;
 
 class NavButton extends React.Component {
@@ -180,7 +178,7 @@ var styles = StyleSheet.create({
     marginVertical: 10,
   },
   navBarTitleText: {
-    color: cssVar('fbui-bluegray-60'),
+    color: '#373E4D',
     fontWeight: '500',
     marginVertical: 9,
   },
@@ -191,7 +189,7 @@ var styles = StyleSheet.create({
     paddingRight: 10,
   },
   navBarButtonText: {
-    color: cssVar('fbui-accent-blue'),
+    color: '#5890FF',
   },
   scene: {
     flex: 1,

Examples/UIExplorer/Navigator/NavigationBarSample.js

@@ -24,8 +24,6 @@ var {
   TouchableOpacity,
 } = React;
 
-var cssVar = require('cssVar');
-
 class NavButton extends React.Component {
   render() {
     return (
@@ -178,7 +176,7 @@ var styles = StyleSheet.create({
     marginVertical: 10,
   },
   navBarTitleText: {
-    color: cssVar('fbui-bluegray-60'),
+    color: '#373E4D',
     fontWeight: '500',
     marginVertical: 9,
   },
@@ -189,7 +187,7 @@ var styles = StyleSheet.create({
     paddingRight: 10,
   },
   navBarButtonText: {
-    color: cssVar('fbui-accent-blue'),
+    color: '#5890FF',
   },
   scene: {
     flex: 1,