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chrome/common/extensions/api/system_info_cpu.idl

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// File-level comment to appease parser. Eventually this will not be necessary.
 namespace systemInfo.cpu {
 
   dictionary CpuInfo {
     // The number of logical processors.
     long numOfProcessors;
     // The architecture name of the processors.
     DOMString archName;
     // The model name of the processors.
     DOMString modelName;
   };
 
   dictionary CpuUpdateInfo {
-    // The average usage percent of all processors, as a number 
+    // The average usage percent of all processors, as a number
     // between 0 and 100.
     double averageUsage;
     // The CPU usage array for each logic processor.
     double[] usagePerProcessor;
   };
 
   callback CpuInfoCallback = void (CpuInfo info);
-  
+
   interface Functions {
     // Queries basic CPU information of the system.
     static void get(CpuInfoCallback callback);
   };
 
   interface Events {
     // Fired periodically to report CPU history usage information. The default
     // period interval is 1 seconds.
     static void onUpdated(CpuUpdateInfo info);
   };
 };