base: Rename ValueType to something less redundant as _just_ Type.

chrome/browser/policy/configuration_policy_pref_store.cc

Index: chrome/browser/policy/configuration_policy_pref_store.cc
diff --git a/chrome/browser/policy/configuration_policy_pref_store.cc b/chrome/browser/policy/configuration_policy_pref_store.cc
index ff913b3e587059a9dae9ca1ac2d262c641e94ca8..d68afe755dea5d51d10638ca0a8fe96770ae719d 100644
--- a/chrome/browser/policy/configuration_policy_pref_store.cc
+++ b/chrome/browser/policy/configuration_policy_pref_store.cc
@@ -57,7 +57,7 @@ class ConfigurationPolicyPrefKeeper
   // by an automated converter. Each one of these policies
   // has an entry in |simple_policy_map_| with the following type.
   struct PolicyToPreferenceMapEntry {
-    Value::ValueType value_type;
+    base::Value::Type value_type;
     ConfigurationPolicyType policy_type;
     const char* preference_path;  // A DictionaryValue path, not a file path.
   };