Add Data Saver support to Cronet

components/cronet/android/cronet_pref_store.h

-// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Copyright 2015 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 ANDROID_WEBVIEW_BROWSER_AW_PREF_STORE_H_
-#define ANDROID_WEBVIEW_BROWSER_AW_PREF_STORE_H_
+#ifndef COMPONENTS_CRONET_ANDROID_CRONET_PREF_STORE_H_
+#define COMPONENTS_CRONET_ANDROID_CRONET_PREF_STORE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/observer_list.h"
 #include "base/prefs/persistent_pref_store.h"
 #include "base/prefs/pref_value_map.h"
 
 // A light-weight prefstore implementation that keeps preferences
 // in a memory backed store. This is not a persistent prefstore -- we
 // subclass the PersistentPrefStore here since it is needed by the
 // PrefService, which in turn is needed by the Autofill component.
-class AwPrefStore : public PersistentPrefStore {
+class CronetPrefStore : public PersistentPrefStore {

[mmenke, 2015/03/13 18:16:48]

Given that this class is identical to the AwPrefStore, we should probably just
move this into base/prefs, or some other shared location.  Fine with that either
as a followup or a preliminary CL.

[bengr, 2015/03/19 01:03:51]

Good suggestion. Let's do this as a followup.

  public:
-  AwPrefStore();
+  CronetPrefStore();
 
-  // Overriden from PrefStore.
+  // Overrides from PrefStore:
   bool GetValue(const std::string& key,
                 const base::Value** result) const override;
   void AddObserver(PrefStore::Observer* observer) override;
   void RemoveObserver(PrefStore::Observer* observer) override;
   bool HasObservers() const override;
   bool IsInitializationComplete() const override;
 
   // PersistentPrefStore overrides:
-  bool GetMutableValue(const std::string& key, base::Value** result) override;
+  bool GetMutableValue(const std::string& key,
+                       base::Value** result) override;
   void ReportValueChanged(const std::string& key) override;
   void SetValue(const std::string& key, base::Value* value) override;
-  void SetValueSilently(const std::string& key, base::Value* value) override;
+  void SetValueSilently(const std::string& key,
+                                base::Value* value) override;
   void RemoveValue(const std::string& key) override;
   bool ReadOnly() const override;
   PrefReadError GetReadError() const override;
   PersistentPrefStore::PrefReadError ReadPrefs() override;
   void ReadPrefsAsync(ReadErrorDelegate* error_delegate) override;
   void CommitPendingWrite() override {}
 
  protected:
-  ~AwPrefStore() override;
+  ~CronetPrefStore() override;
 
  private:
   // Stores the preference values.
   PrefValueMap prefs_;
 
   ObserverList<PrefStore::Observer, true> observers_;
 
-  DISALLOW_COPY_AND_ASSIGN(AwPrefStore);
+  DISALLOW_COPY_AND_ASSIGN(CronetPrefStore);
 };
 
-#endif  // ANDROID_WEBVIEW_BROWSER_AW_PREF_STORE_H_
+#endif  // COMPONENTS_CRONET_ANDROID_CRONET_PREF_STORE_H_