HQP Refactoring (in Preparation for SQLite Cache)

content/browser/cancelable_request.h

 // Copyright (c) 2011 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.
 
 // CancelableRequestProviders and Consumers work together to make requests that
 // execute on a background thread in the provider and return data to the
-// consumer. These class collaborate to keep a list of open requests and to
-// make sure that requests to not outlive either of the objects involved in the
+// consumer. These classes collaborate to keep a list of open requests and to
+// make sure that requests do not outlive either of the objects involved in the
 // transaction.
 //
 // If you do not need to return data to the consumer, do not use this system,
 // just use the regular Task/RunnableMethod stuff.
 //
 // The CancelableRequest object is used internally to each provider to track
 // request data and callback information.
 //
 // Example consumer calling |StartRequest| on a frontend service:
 //
@@ skipping 985 matching lines @@
   }
 
   // The value.
   Type value;
 
  protected:
   virtual ~CancelableRequest1() {}
 };
 
 #endif  // CONTENT_BROWSER_CANCELABLE_REQUEST_H_