Revert 176015

chrome/browser/extensions/api/storage/storage_api.h

Index: chrome/browser/extensions/api/storage/storage_api.h
===================================================================
--- chrome/browser/extensions/api/storage/storage_api.h	(revision 176046)
+++ chrome/browser/extensions/api/storage/storage_api.h	(working copy)
@@ -1,124 +0,0 @@
-// Copyright (c) 2012 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.
-
-#ifndef CHROME_BROWSER_EXTENSIONS_API_STORAGE_STORAGE_API_H_
-#define CHROME_BROWSER_EXTENSIONS_API_STORAGE_STORAGE_API_H_
-
-#include "base/compiler_specific.h"
-#include "base/memory/ref_counted.h"
-#include "chrome/browser/extensions/api/storage/settings_namespace.h"
-#include "chrome/browser/extensions/api/storage/settings_observer.h"
-#include "chrome/browser/extensions/extension_function.h"
-#include "chrome/browser/value_store/value_store.h"
-
-namespace extensions {
-
-// Superclass of all settings functions.
-class SettingsFunction : public AsyncExtensionFunction {
- protected:
-  SettingsFunction();
-  virtual ~SettingsFunction();
-
-  // ExtensionFunction:
-  virtual bool ShouldSkipQuotaLimiting() const OVERRIDE;
-  virtual bool RunImpl() OVERRIDE;
-
-  // Extension settings function implementations should do their work here.
-  // The SettingsFrontend makes sure this is posted to the appropriate thread.
-  // Implementations should fill in args themselves, though (like RunImpl)
-  // may return false to imply failure.
-  virtual bool RunWithStorage(ValueStore* storage) = 0;
-
-  // Sets error_ or result_ depending on the value of a storage ReadResult, and
-  // returns whether the result implies success (i.e. !error).
-  bool UseReadResult(ValueStore::ReadResult result);
-
-  // Sets error_ depending on the value of a storage WriteResult, sends a
-  // change notification if needed, and returns whether the result implies
-  // success (i.e. !error).
-  bool UseWriteResult(ValueStore::WriteResult result);
-
- private:
-  // Called via PostTask from RunImpl.  Calls RunWithStorage and then
-  // SendResponse with its success value.
-  void AsyncRunWithStorage(ValueStore* storage);
-
-  // The settings namespace the call was for.  For example, SYNC if the API
-  // call was chrome.settings.experimental.sync..., LOCAL if .local, etc.
-  settings_namespace::Namespace settings_namespace_;
-
-  // Observers, cached so that it's only grabbed from the UI thread.
-  scoped_refptr<SettingsObserverList> observers_;
-};
-
-class StorageGetFunction : public SettingsFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION_NAME("storage.get");
-
- protected:
-  virtual ~StorageGetFunction() {}
-
-  // SettingsFunction:
-  virtual bool RunWithStorage(ValueStore* storage) OVERRIDE;
-};
-
-class StorageSetFunction : public SettingsFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION_NAME("storage.set");
-
- protected:
-  virtual ~StorageSetFunction() {}
-
-  // SettingsFunction:
-  virtual bool RunWithStorage(ValueStore* storage) OVERRIDE;
-
-  // ExtensionFunction:
-  virtual void GetQuotaLimitHeuristics(
-      QuotaLimitHeuristics* heuristics) const OVERRIDE;
-};
-
-class StorageRemoveFunction : public SettingsFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION_NAME("storage.remove");
-
- protected:
-  virtual ~StorageRemoveFunction() {}
-
-  // SettingsFunction:
-  virtual bool RunWithStorage(ValueStore* storage) OVERRIDE;
-
-  // ExtensionFunction:
-  virtual void GetQuotaLimitHeuristics(
-      QuotaLimitHeuristics* heuristics) const OVERRIDE;
-};
-
-class StorageClearFunction : public SettingsFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION_NAME("storage.clear");
-
- protected:
-  virtual ~StorageClearFunction() {}
-
-  // SettingsFunction:
-  virtual bool RunWithStorage(ValueStore* storage) OVERRIDE;
-
-  // ExtensionFunction:
-  virtual void GetQuotaLimitHeuristics(
-      QuotaLimitHeuristics* heuristics) const OVERRIDE;
-};
-
-class StorageGetBytesInUseFunction : public SettingsFunction {
- public:
-  DECLARE_EXTENSION_FUNCTION_NAME("storage.getBytesInUse");
-
- protected:
-  virtual ~StorageGetBytesInUseFunction() {}
-
-  // SettingsFunction:
-  virtual bool RunWithStorage(ValueStore* storage) OVERRIDE;
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_API_STORAGE_STORAGE_API_H_