Move component updater artifacts into component_updater namespace.

chrome/browser/component_updater/component_updater_utils.cc

Index: chrome/browser/component_updater/component_updater_utils.cc
diff --git a/chrome/browser/component_updater/component_updater_utils.cc b/chrome/browser/component_updater/component_updater_utils.cc
index 8dbbd261e8aa10c7d485288ce3592f87fb0d78c8..efd6d3ccbe83542363fb45e3bf1b9a81a8916e5d 100644
--- a/chrome/browser/component_updater/component_updater_utils.cc
+++ b/chrome/browser/component_updater/component_updater_utils.cc
@@ -166,9 +166,8 @@ std::string HexStringToID(const std::string& hexstr) {
 }
 
 std::string GetCrxComponentID(const CrxComponent& component) {
-  return component_updater::HexStringToID(
-      StringToLowerASCII(base::HexEncode(&component.pk_hash[0],
-                         component.pk_hash.size()/2)));
+  return HexStringToID(StringToLowerASCII(base::HexEncode(&component.pk_hash[0],
+                       component.pk_hash.size()/2)));
 }
 
 }  // namespace component_updater