Finish decoupling sync and invalidations

components/invalidation/BUILD.gn

Index: components/invalidation/BUILD.gn
diff --git a/components/invalidation/BUILD.gn b/components/invalidation/BUILD.gn
index 0bf798841881d6847fd2dc67ded89dc71e81a77a..fd6773a505d965b27741597c6254f28a626a8e68 100644
--- a/components/invalidation/BUILD.gn
+++ b/components/invalidation/BUILD.gn
@@ -4,6 +4,12 @@
 
 static_library("invalidation") {
   sources = [
+    "ack_handle.cc",
+    "ack_handle.h",
+    "ack_handler.cc",
+    "ack_handler.h",
+    "invalidation.cc",
+    "invalidation.h",
     "invalidation_handler.cc",
     "invalidation_handler.h",
     "invalidation_logger.cc",
@@ -18,10 +24,14 @@ static_library("invalidation") {
     "invalidation_state_tracker.h",
     "invalidation_switches.cc",
     "invalidation_switches.h",
+    "invalidation_util.cc",
+    "invalidation_util.h",
     "invalidator.cc",
     "invalidator.h",
     "invalidator_registrar.cc",
     "invalidator_registrar.h",
+    "invalidator_state.cc",
+    "invalidator_state.h",
     "invalidator_storage.cc",
     "invalidator_storage.h",
     "mock_ack_handler.cc",
@@ -96,6 +106,8 @@ static_library("test_support") {
     "fake_invalidator.h",
     "invalidation_service_test_template.cc",
     "invalidation_service_test_template.h",
+    "invalidation_test_util.cc",
+    "invalidation_test_util.h",
     "invalidator_test_template.cc",
     "invalidator_test_template.h",
     "object_id_invalidation_map_test_util.cc",