Move directory creation functions to base namespace.

chrome/browser/profiles/profile_manager_unittest.cc

Index: chrome/browser/profiles/profile_manager_unittest.cc
diff --git a/chrome/browser/profiles/profile_manager_unittest.cc b/chrome/browser/profiles/profile_manager_unittest.cc
index 102c2f863f736216090791f1241ed3f39867a2d8..e6720483c323b7ef895f9de6359e1cd454598eac 100644
--- a/chrome/browser/profiles/profile_manager_unittest.cc
+++ b/chrome/browser/profiles/profile_manager_unittest.cc
@@ -63,7 +63,7 @@ class UnittestProfileManager : public ::ProfileManagerWithoutInit {
   virtual Profile* CreateProfileHelper(
       const base::FilePath& file_path) OVERRIDE {
     if (!base::PathExists(file_path)) {
-      if (!file_util::CreateDirectory(file_path))
+      if (!base::CreateDirectory(file_path))
         return NULL;
     }
     return new TestingProfile(file_path, NULL);
@@ -74,7 +74,7 @@ class UnittestProfileManager : public ::ProfileManagerWithoutInit {
     // This is safe while all file operations are done on the FILE thread.
     BrowserThread::PostTask(
         BrowserThread::FILE, FROM_HERE,
-        base::Bind(base::IgnoreResult(&file_util::CreateDirectory), path));
+        base::Bind(base::IgnoreResult(&base::CreateDirectory), path));
 
     return new TestingProfile(path, this);
   }