Fix app_shell shutdown crash due to BrowserContextKeyedServices

chrome/browser/chromeos/file_manager/file_manager_browsertest.cc

Index: chrome/browser/chromeos/file_manager/file_manager_browsertest.cc
diff --git a/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc b/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc
index b955a7f2fe07093284d36298e0cdb6e1f51250dd..d404ae51b106e7df047daf3df65166dd1bd2d5aa 100644
--- a/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc
+++ b/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc
@@ -276,11 +276,17 @@ class DriveTestVolume {
     if (!test_cache_root_.CreateUniqueTempDir())
       return false;
     drive::DriveIntegrationServiceFactory::SetFactoryForTest(
-        base::Bind(&DriveTestVolume::CreateDriveIntegrationService,
-                   base::Unretained(this)));
+        &DriveTestVolume::OnCreateDriveIntegrationService,
+        this);
     return true;
   }
 
+  static drive::DriveIntegrationService* OnCreateDriveIntegrationService(
+      Profile* profile, void* data) {
+    DriveTestVolume* self = static_cast<DriveTestVolume*>(data);
+    return self->CreateDriveIntegrationService(profile);
+  }
+
   void CreateEntry(const TestEntryInfo& entry) {
     const base::FilePath path =
         base::FilePath::FromUTF8Unsafe(entry.target_path);