Make callers of CommandLine use it via the base:: namespace.

chrome/browser/profiles/profile_manager_browsertest.cc

Index: chrome/browser/profiles/profile_manager_browsertest.cc
diff --git a/chrome/browser/profiles/profile_manager_browsertest.cc b/chrome/browser/profiles/profile_manager_browsertest.cc
index beae82c436c8d9e23b08249866d9fc9197d55fe1..1a89c12982020e3363f817d10adf2c85d69278c3 100644
--- a/chrome/browser/profiles/profile_manager_browsertest.cc
+++ b/chrome/browser/profiles/profile_manager_browsertest.cc
@@ -122,7 +122,7 @@ class PasswordStoreConsumerVerifier :
 // platforms.
 class ProfileManagerBrowserTest : public InProcessBrowserTest {
  protected:
-  void SetUpCommandLine(CommandLine* command_line) override {
+  void SetUpCommandLine(base::CommandLine* command_line) override {
 #if defined(OS_CHROMEOS)
     command_line->AppendSwitch(
         chromeos::switches::kIgnoreUserProfileMappingForTests);
@@ -215,7 +215,7 @@ IN_PROC_BROWSER_TEST_F(ProfileManagerBrowserTest, DISABLED_DeleteAllProfiles) {
 
 class ProfileManagerCrOSBrowserTest : public ProfileManagerBrowserTest {
  protected:
-  virtual void SetUpCommandLine(CommandLine* command_line) override {
+  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
     // Use a user hash other than the default chrome::kTestUserProfileDir
     // so that the prefix case is tested.
     command_line->AppendSwitchASCII(chromeos::switches::kLoginProfile,
@@ -270,7 +270,8 @@ IN_PROC_BROWSER_TEST_F(ProfileManagerBrowserTest,
                        SwitchToProfile) {
 #if defined(OS_WIN) && defined(USE_ASH)
   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
-  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kAshBrowserTests))
     return;
 #endif
 
@@ -338,7 +339,8 @@ IN_PROC_BROWSER_TEST_F(ProfileManagerBrowserTest,
 IN_PROC_BROWSER_TEST_F(ProfileManagerBrowserTest, MAYBE_EphemeralProfile) {
 #if defined(OS_WIN) && defined(USE_ASH)
   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
-  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kAshBrowserTests))
     return;
 #endif