[Sync] Add SyncEncryptionHandler

sync/internal_api/test/fake_sync_manager.cc

Index: sync/internal_api/test/fake_sync_manager.cc
diff --git a/sync/internal_api/test/fake_sync_manager.cc b/sync/internal_api/test/fake_sync_manager.cc
index 696746d33f6b637e31b5b4fb7be781d28ca833c3..e90c59d46939e8bc68ecc0b4ec6df98d7d7d4ceb 100644
--- a/sync/internal_api/test/fake_sync_manager.cc
+++ b/sync/internal_api/test/fake_sync_manager.cc
@@ -159,15 +159,6 @@ void FakeSyncManager::StartSyncingNormally(
   // Do nothing.
 }
 
-void FakeSyncManager::SetEncryptionPassphrase(const std::string& passphrase,
-                                              bool is_explicit) {
-  NOTIMPLEMENTED();
-}
-
-void FakeSyncManager::SetDecryptionPassphrase(const std::string& passphrase) {
-  NOTIMPLEMENTED();
-}
-
 void FakeSyncManager::ConfigureSyncer(
     ConfigureReason reason,
     const ModelTypeSet& types_to_config,
@@ -214,11 +205,6 @@ SyncStatus FakeSyncManager::GetDetailedStatus() const {
   return SyncStatus();
 }
 
-bool FakeSyncManager::IsUsingExplicitPassphrase() {
-  NOTIMPLEMENTED();
-  return false;
-}
-
 bool FakeSyncManager::GetKeystoreKeyBootstrapToken(std::string* token) {
   return false;
 }
@@ -238,26 +224,16 @@ void FakeSyncManager::ShutdownOnSyncThread() {
 }
 
 UserShare* FakeSyncManager::GetUserShare() {
-  NOTIMPLEMENTED();
   return NULL;
 }
 
-void FakeSyncManager::RefreshNigori(const std::string& chrome_version,
-                                    const base::Closure& done_callback) {
-  done_callback.Run();
-}
-
-void FakeSyncManager::EnableEncryptEverything() {
+bool FakeSyncManager::HasUnsyncedItems() {
   NOTIMPLEMENTED();
-}
-
-bool FakeSyncManager::ReceivedExperiment(Experiments* experiments) {
   return false;
 }
 
-bool FakeSyncManager::HasUnsyncedItems() {
-  NOTIMPLEMENTED();
-  return false;
+SyncEncryptionHandler* FakeSyncManager::GetEncryptionHandler() {
+  return &fake_encryption_handler_;
 }
 
 void FakeSyncManager::InvalidateOnSyncThread(