Fix comment nits. This is a follow-up to

net/udp/udp_socket_libevent.h

Index: net/udp/udp_socket_libevent.h
===================================================================
--- net/udp/udp_socket_libevent.h	(revision 146925)
+++ net/udp/udp_socket_libevent.h	(working copy)
@@ -104,13 +104,13 @@
   const BoundNetLog& NetLog() const { return net_log_; }
 
   // Sets corresponding flags in |socket_options_| to allow the socket
-  // to share the local address to which socket will be bound with
+  // to share the local address to which the socket will be bound with
   // other processes. Should be called before Bind().
   void AllowAddressReuse();
 
   // Sets corresponding flags in |socket_options_| to allow sending
-  // and receiving packets sent to and from broadcast
-  // addresses. Should be called before Bind().
+  // and receiving packets to and from broadcast addresses. Should be
+  // called before Bind().
   void AllowBroadcast();
 
  private:
@@ -195,8 +195,8 @@
 
   int socket_;
 
-  // Bitwise-or'd combination of SocketOptions. Specifies set of
-  // options that should be applied to |socket_| before bind.
+  // Bitwise-or'd combination of SocketOptions. Specifies the set of
+  // options that should be applied to |socket_| before Bind().
   int socket_options_;
 
   // How to do source port binding, used only when UDPSocket is part of