Add PrefStore::GetValues

components/cronet/android/cronet_in_memory_pref_store.h

Index: components/cronet/android/cronet_in_memory_pref_store.h
diff --git a/components/cronet/android/cronet_in_memory_pref_store.h b/components/cronet/android/cronet_in_memory_pref_store.h
index eb0cc709223a57a2c74b0a9da11ecf9ce096c22a..20c16891b2f3caf7f6a66ce7f4a340e843d96283 100644
--- a/components/cronet/android/cronet_in_memory_pref_store.h
+++ b/components/cronet/android/cronet_in_memory_pref_store.h
@@ -17,6 +17,7 @@
 #include "components/prefs/pref_value_map.h"
 
 namespace base {
+class DictionaryValue;
 class Value;
 }
 
@@ -30,6 +31,7 @@ class CronetInMemoryPrefStore : public PersistentPrefStore {
   // PrefStore overrides:
   bool GetValue(const std::string& key,
                 const base::Value** result) const override;
+  std::unique_ptr<base::DictionaryValue> GetValues() const override;
   void AddObserver(PrefStore::Observer* observer) override;
   void RemoveObserver(PrefStore::Observer* observer) override;
   bool HasObservers() const override;