[Sync] Fix namespaces for the browser_sync component.

chrome/browser/sync/test/integration/sync_integration_test_util.h

Index: chrome/browser/sync/test/integration/sync_integration_test_util.h
diff --git a/chrome/browser/sync/test/integration/sync_integration_test_util.h b/chrome/browser/sync/test/integration/sync_integration_test_util.h
index 42ab7bdf17fe851dcca719dd73698d867827d457..b24758d328ac40d0c370ed92cc3f213245a7350e 100644
--- a/chrome/browser/sync/test/integration/sync_integration_test_util.h
+++ b/chrome/browser/sync/test/integration/sync_integration_test_util.h
@@ -7,7 +7,9 @@
 
 #include "components/sync/base/model_type.h"
 
+namespace browser_sync {
 class ProfileSyncService;
+}  // namespace browser_sync
 
 namespace fake_server {
 class FakeServer;
@@ -16,14 +18,14 @@ class FakeServer;
 namespace sync_integration_test_util {
 
 // Wait until the provided |service| is blocked waiting for a passphrase.
-bool AwaitPassphraseRequired(ProfileSyncService* service);
+bool AwaitPassphraseRequired(browser_sync::ProfileSyncService* service);
 
 // Wait until the provided |service| has accepted the new passphrase.
-bool AwaitPassphraseAccepted(ProfileSyncService* service);
+bool AwaitPassphraseAccepted(browser_sync::ProfileSyncService* service);
 
 // Wait until the |service| is fully synced.
 // This can be a bit flaky.  See UpdatedProgressMarkerChecker for details.
-bool AwaitCommitActivityCompletion(ProfileSyncService* service);
+bool AwaitCommitActivityCompletion(browser_sync::ProfileSyncService* service);
 
 // Wait until the fake server has a specific count for the given type.
 bool AwaitServerCount(syncer::ModelType type, size_t count);