Turn on eslint rule key-spacing and fix existing errors.

tracing/tracing/extras/importer/v8/v8_log_importer.html

Index: tracing/tracing/extras/importer/v8/v8_log_importer.html
diff --git a/tracing/tracing/extras/importer/v8/v8_log_importer.html b/tracing/tracing/extras/importer/v8/v8_log_importer.html
index bcc9e77896f30a0637c7348c214c29f10a5be1dd..7a74776647d09ee3293466374d6d0f13560ccb97 100644
--- a/tracing/tracing/extras/importer/v8/v8_log_importer.html
+++ b/tracing/tracing/extras/importer/v8/v8_log_importer.html
@@ -290,7 +290,7 @@ tr.exportTo('tr.e.importer.v8', function() {
      */
     importEvents: function() {
       var logreader = new tr.e.importer.v8.LogReader(
-          { 'timer-event' : {
+          { 'timer-event': {
             parsers: [null, parseInt, parseInt],
             processor: this.processTimerEvent_.bind(this)
           },
@@ -298,11 +298,11 @@ tr.exportTo('tr.e.importer.v8', function() {
             parsers: [null, parseInt, parseInt],
             processor: this.processSharedLibrary_.bind(this)
           },
-          'timer-event-start' : {
+          'timer-event-start': {
             parsers: [null, parseInt],
             processor: this.processTimerEventStart_.bind(this)
           },
-          'timer-event-end' : {
+          'timer-event-end': {
             parsers: [null, parseInt],
             processor: this.processTimerEventEnd_.bind(this)
           },