Convert most of extensions and some other random stuff to using the base namespace for Values.

chrome/browser/extensions/activity_log/api_actions.h

Index: chrome/browser/extensions/activity_log/api_actions.h
diff --git a/chrome/browser/extensions/activity_log/api_actions.h b/chrome/browser/extensions/activity_log/api_actions.h
index c56ed6a393332b589bf39e8bc07271442c31c0c4..70a16a7200f32713e03a7c27e6cc66c7575534e9 100644
--- a/chrome/browser/extensions/activity_log/api_actions.h
+++ b/chrome/browser/extensions/activity_log/api_actions.h
@@ -55,7 +55,7 @@ class APIAction : public Action {
   // the original int. There is a small chance that the URL translation could
   // be wrong, if the tab has already been navigated by the time of invocation.
   static void LookupTabId(const std::string& api_call,
-                          ListValue* args,
+                          base::ListValue* args,
                           Profile* profile);
 
   // Print a APIAction as a regular string for debugging purposes.