Revert 69165 - Merge the installer, installer_util and setup_util namespaces ...

chrome/installer/util/channel_info.h

Index: chrome/installer/util/channel_info.h
===================================================================
--- chrome/installer/util/channel_info.h	(revision 69165)
+++ chrome/installer/util/channel_info.h	(working copy)
@@ -14,7 +14,7 @@
 }
 }
 
-namespace installer {
+namespace installer_util {
 
 // A helper class for parsing and modifying the Omaha additional parameter
 // ("ap") client state value for a product.
@@ -68,6 +68,6 @@
   std::wstring value_;
 };  // class ChannelInfo
 
-}  // namespace installer
+}  // namespace installer_util
 
 #endif  // CHROME_INSTALLER_UTIL_CHANNEL_INFO_H_