[SyncFS] Split SyncEngine and SyncEngineContext

chrome/browser/sync_file_system/drive_backend/conflict_resolver.cc

Index: chrome/browser/sync_file_system/drive_backend/conflict_resolver.cc
diff --git a/chrome/browser/sync_file_system/drive_backend/conflict_resolver.cc b/chrome/browser/sync_file_system/drive_backend/conflict_resolver.cc
index 726520f7bef0f33a43775de8019f6cd84cec816c..a8857726e142dd83ffe66196cd50e1103dcc1585 100644
--- a/chrome/browser/sync_file_system/drive_backend/conflict_resolver.cc
+++ b/chrome/browser/sync_file_system/drive_backend/conflict_resolver.cc
@@ -23,11 +23,9 @@ namespace drive_backend {
 
 ConflictResolver::ConflictResolver(SyncEngineContext* sync_context)
     : sync_context_(sync_context),
-      weak_ptr_factory_(this) {
-}
+      weak_ptr_factory_(this) {}
 
-ConflictResolver::~ConflictResolver() {
-}
+ConflictResolver::~ConflictResolver() {}
 
 void ConflictResolver::RunSequential(const SyncStatusCallback& callback) {
   if (!IsContextReady()) {