Move CommandLine to base namespace.

chrome/test/nacl/nacl_browsertest_util.h

Index: chrome/test/nacl/nacl_browsertest_util.h
diff --git a/chrome/test/nacl/nacl_browsertest_util.h b/chrome/test/nacl/nacl_browsertest_util.h
index cff0970efb6b16620d13a7dd99b102f618621a7b..b4ed58ad893ef0933914158727ee3acaadfbff30 100644
--- a/chrome/test/nacl/nacl_browsertest_util.h
+++ b/chrome/test/nacl/nacl_browsertest_util.h
@@ -62,7 +62,7 @@ class NaClBrowserTestBase : public InProcessBrowserTest {
   NaClBrowserTestBase();
   virtual ~NaClBrowserTestBase();
 
-  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
+  virtual void SetUpCommandLine(base::CommandLine* command_line) OVERRIDE;
 
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE;
 
@@ -127,7 +127,7 @@ class NaClBrowserTestPnacl : public NaClBrowserTestBase {
 // type is not available.
 class NaClBrowserTestPnaclDisabled : public NaClBrowserTestBase {
  public:
-  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE;
+  virtual void SetUpCommandLine(base::CommandLine* command_line) OVERRIDE;
 
   virtual base::FilePath::StringType Variant() OVERRIDE;