Move more file_util functions to base namespace.

chrome/browser/extensions/extension_protocols.cc

Index: chrome/browser/extensions/extension_protocols.cc
diff --git a/chrome/browser/extensions/extension_protocols.cc b/chrome/browser/extensions/extension_protocols.cc
index 2b24eead969b9700ffd81919ef14ca9e9ba3a403..30a0cf26b4320ba45e792c84c3357b6d7c72fb80 100644
--- a/chrome/browser/extensions/extension_protocols.cc
+++ b/chrome/browser/extensions/extension_protocols.cc
@@ -232,7 +232,7 @@ class GeneratedBackgroundPageJob : public net::URLRequestSimpleJob {
 base::Time GetFileLastModifiedTime(const base::FilePath& filename) {
   if (base::PathExists(filename)) {
     base::PlatformFileInfo info;
-    if (file_util::GetFileInfo(filename, &info))
+    if (base::GetFileInfo(filename, &info))
       return info.last_modified;
   }
   return base::Time();
@@ -241,7 +241,7 @@ base::Time GetFileLastModifiedTime(const base::FilePath& filename) {
 base::Time GetFileCreationTime(const base::FilePath& filename) {
   if (base::PathExists(filename)) {
     base::PlatformFileInfo info;
-    if (file_util::GetFileInfo(filename, &info))
+    if (base::GetFileInfo(filename, &info))
       return info.creation_time;
   }
   return base::Time();