Move CommandLine to base namespace.

chrome/service/service_process.h

Index: chrome/service/service_process.h
diff --git a/chrome/service/service_process.h b/chrome/service/service_process.h
index aa5798758bda2a9f05838b2eef511995b72c8c5b..61f6c02b2f01f872c8c9425845ff35dc3b02e190 100644
--- a/chrome/service/service_process.h
+++ b/chrome/service/service_process.h
@@ -17,16 +17,17 @@
 
 class ServiceProcessPrefs;
 class ServiceIPCServer;
-class CommandLine;
 class ServiceURLRequestContextGetter;
 class ServiceProcessState;
 
+namespace base {
+class CommandLine;
+}
+
 namespace net {
 class NetworkChangeNotifier;
 }
 
-class CommandLine;
-
 // The ServiceProcess does not inherit from ChildProcess because this
 // process can live independently of the browser process.
 // ServiceProcess Design Notes
@@ -39,7 +40,7 @@ class ServiceProcess : public cloud_print::CloudPrintProxy::Client {
   // Initialize the ServiceProcess with the message loop that it should run on.
   // ServiceProcess takes ownership of |state|.
   bool Initialize(base::MessageLoopForUI* message_loop,
-                  const CommandLine& command_line,
+                  const base::CommandLine& command_line,
                   ServiceProcessState* state);
 
   bool Teardown();