Move CommandLine to base namespace.

chrome/browser/browser_process_platform_part_base.h

Index: chrome/browser/browser_process_platform_part_base.h
diff --git a/chrome/browser/browser_process_platform_part_base.h b/chrome/browser/browser_process_platform_part_base.h
index 28150e52b417ead657571a6c371c649f8b8b6764..6ae847fa6b2b9b8415d8d43454842a34cfabfc64 100644
--- a/chrome/browser/browser_process_platform_part_base.h
+++ b/chrome/browser/browser_process_platform_part_base.h
@@ -8,7 +8,9 @@
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 
+namespace base {
 class CommandLine;
+}
 
 namespace policy {
 class BrowserPolicyConnector;
@@ -24,7 +26,7 @@ class BrowserProcessPlatformPartBase {
   // Called after creating the process singleton or when another chrome
   // rendez-vous with this one.
   virtual void PlatformSpecificCommandLineProcessing(
-      const CommandLine& command_line);
+      const base::CommandLine& command_line);
 
   // Called from BrowserProcessImpl::StartTearDown().
   virtual void StartTearDown();