Change facebook top tile to github and improve styling of top tiles icons

app/extensions.js

@@ -183,7 +183,7 @@ let generateBraveManifest = () => {
       'img/favicon.ico',
       'img/newtab/defaultTopSitesIcon/appstore.png',
       'img/newtab/defaultTopSitesIcon/brave.ico',
-      'img/newtab/defaultTopSitesIcon/facebook.png',
+      'img/newtab/defaultTopSitesIcon/github.png',
       'img/newtab/defaultTopSitesIcon/playstore.png',
       'img/newtab/defaultTopSitesIcon/twitter.png',
       'img/newtab/defaultTopSitesIcon/youtube.png'

js/data/newTabData.js

@@ -26,19 +26,19 @@ module.exports.topSites = [
     'title': 'Brave Software (@brave) | Twitter'
   },
   {
-    'key': 'https://www.facebook.com/BraveSoftware/|0',
+    'key': 'https://github.com/brave/|0',
     'count': 0,
-    'favicon': `${iconPath}/facebook.png`,
-    'location': 'https://www.facebook.com/BraveSoftware/',
-    'themeColor': 'rgb(59, 89, 152)',
-    'title': 'Brave Software | Facebook'
+    'favicon': `${iconPath}/github.png`,
+    'location': 'https://github.com/brave/',
+    'themeColor': 'rgb(255, 255, 255)',
+    'title': 'Brave Software | GitHub'
   },
   {
-    'key': 'https://www.youtube.com/bravesoftware/|0',
+    'key': 'https://youtube.com/bravesoftware/|0',
     'count': 0,
     'favicon': `${iconPath}/youtube.png`,
-    'location': 'https://www.youtube.com/bravesoftware/',
-    'themeColor': '#E62117',
+    'location': 'https://youtube.com/bravesoftware/',
+    'themeColor': 'rgb(255, 255, 255)',
     'title': 'Brave Browser - YouTube'
   },
   {
@@ -63,6 +63,6 @@ module.exports.topSites = [
     'favicon': `${iconPath}/playstore.png`,
     'location': 'https://play.google.com/store/apps/details?id=com.brave.browser',
     'themeColor': 'rgb(241, 241, 241)',
-    'title': 'Brave Browser: Fast AdBlock – Apps para Android no Google Play'
+    'title': 'Brave Browser: Fast AdBlocker - Apps on Google Play'
   }
 ]