htmlSafe and clean up

assets/javascripts/discourse/components/google-dfp-ad.js.es6

@@ -6,7 +6,6 @@ var const_height = '';
 var _loaded = false,
     _promise = null;
 
-
 function splitWidthInt(value) {
     var str = value.substring(0, 3);
     return str.trim();
@@ -78,6 +77,10 @@ export default Ember.Component.extend({
     return "div-gpt-ad-" + this.get('placement');
   }.property('placement'),
 
+  adWrapperStyle: function() {
+    return `width: ${this.get('const_width')}px; height: ${this.get('const_height')}px;`.htmlSafe();
+  }.property('const_width', 'const_height'),
+
   _initGoogleDFP: function() {
     var self = this;
     loadGoogle(this.siteSettings).then(function() {

assets/javascripts/discourse/templates/components/google-dfp-ad.hbs

@@ -1,10 +1,8 @@
 <div class="google-dfp-ad-label"><h2>Google Ad Plugin Display</h2></div>
-  <div id={{divId}} style='width: {{const_width}}px; height: {{const_height}}px' class="dfp-ad-unit" align=center> 
+  <div id={{divId}} style={{adWrapperStyle}} class="dfp-ad-unit" align=center> 
   	{{#if loadedGoogletag}}
     <script type='text/javascript'>
     googletag.cmd.push(function() { googletag.display('{{divId}}'); });
     </script>
   {{/if}}
 </div>
-
-