Rename Real* to Double* in values.* and dependent files

chrome/browser/prefs/pref_member.h

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // A helper class that stays in sync with a preference (bool, int, real,
 // string or filepath).  For example:
 //
 // class MyClass {
 //  public:
 //   MyClass(PrefService* prefs) {
@@ skipping 160 matching lines @@
   virtual ~IntegerPrefMember();
 
  protected:
   virtual void UpdateValueFromPref() const;
   virtual void UpdatePref(const int& value);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(IntegerPrefMember);
 };
 
-class RealPrefMember : public PrefMember<double> {
+class DoublePrefMember : public PrefMember<double> {
  public:
-  RealPrefMember();
-  virtual ~RealPrefMember();
+  DoublePrefMember();
+  virtual ~DoublePrefMember();
 
  protected:
   virtual void UpdateValueFromPref() const;
   virtual void UpdatePref(const double& value);
 
  private:
-  DISALLOW_COPY_AND_ASSIGN(RealPrefMember);
+  DISALLOW_COPY_AND_ASSIGN(DoublePrefMember);
 };
 
 class StringPrefMember : public PrefMember<std::string> {
  public:
   StringPrefMember();
   virtual ~StringPrefMember();
 
  protected:
   virtual void UpdateValueFromPref() const;
   virtual void UpdatePref(const std::string& value);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(StringPrefMember);
 };
 
 class FilePathPrefMember : public PrefMember<FilePath> {
  public:
   FilePathPrefMember();
   virtual ~FilePathPrefMember();
 
  protected:
   virtual void UpdateValueFromPref() const;
   virtual void UpdatePref(const FilePath& value);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(FilePathPrefMember);
 };
 
 #endif  // CHROME_BROWSER_PREFS_PREF_MEMBER_H_