Correct const accessors in base/values.(h|cc)

chrome/test/webdriver/commands/command.h

Index: chrome/test/webdriver/commands/command.h
diff --git a/chrome/test/webdriver/commands/command.h b/chrome/test/webdriver/commands/command.h
index 97f0259e9fe1c0bb92021974ea437cae6e8448f6..74b57c4450211da0f158cf9d115b69f3f0b3b551 100644
--- a/chrome/test/webdriver/commands/command.h
+++ b/chrome/test/webdriver/commands/command.h
@@ -29,7 +29,7 @@ class Response;
 class Command {
  public:
   Command(const std::vector<std::string>& path_segments,
-          const DictionaryValue* const parameters);
+          DictionaryValue* const parameters);
   virtual ~Command();
 
   // Indicates which HTTP methods this command URL responds to.
@@ -99,10 +99,10 @@ class Command {
 
   // Provides the command parameter with the given |key| as a list. Returns
   // false if there is no such parameter, or if it is not a list.
-  bool GetListParameter(const std::string& key, ListValue** out) const;
+  bool GetListParameter(const std::string& key, const ListValue** out) const;
 
   const std::vector<std::string> path_segments_;
-  const scoped_ptr<const DictionaryValue> parameters_;
+  const scoped_ptr<DictionaryValue> parameters_;
 
  private:
 #if defined(OS_MACOSX)