Move the bits of Prefs where production code has only trivially easy

base/prefs/testing_pref_store.h

Index: base/prefs/testing_pref_store.h
diff --git a/chrome/browser/prefs/testing_pref_store.h b/base/prefs/testing_pref_store.h
similarity index 92%
rename from chrome/browser/prefs/testing_pref_store.h
rename to base/prefs/testing_pref_store.h
index feff7762992ee4f5f1690fbcba38f7853069f935..07e1401c1801445f3d7e48545e0cd26eeece6b42 100644
--- a/chrome/browser/prefs/testing_pref_store.h
+++ b/base/prefs/testing_pref_store.h
@@ -2,16 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_PREFS_TESTING_PREF_STORE_H_
-#define CHROME_BROWSER_PREFS_TESTING_PREF_STORE_H_
+#ifndef BASE_PREFS_TESTING_PREF_STORE_H_
+#define BASE_PREFS_TESTING_PREF_STORE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/observer_list.h"
-#include "chrome/browser/prefs/pref_value_map.h"
-#include "chrome/common/persistent_pref_store.h"
+#include "base/prefs/persistent_pref_store.h"
+#include "base/prefs/pref_value_map.h"
 
 // |TestingPrefStore| is a preference store implementation that allows tests to
 // explicitly manipulate the contents of the store, triggering notifications
@@ -81,4 +81,4 @@ class TestingPrefStore : public PersistentPrefStore {
   DISALLOW_COPY_AND_ASSIGN(TestingPrefStore);
 };
 
-#endif  // CHROME_BROWSER_PREFS_TESTING_PREF_STORE_H_
+#endif  // BASE_PREFS_TESTING_PREF_STORE_H_