RC: Fix the DB inspector for incognito tabs.

Bug: 874968
Change-Id: Ifefec30eb6701cd6da584c54682fd4488a7e3527
Reviewed-on: https://chromium-review.googlesource.com/1246282Reviewed-by: François Doray <fdoray@chromium.org>
Commit-Queue: Sigurður Ásgeirsson <siggi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#594347}

chrome/browser/resource_coordinator/local_site_characteristics_data_store_factory.cc

@@ -84,7 +84,7 @@ KeyedService* LocalSiteCharacteristicsDataStoreFactory::BuildServiceInstanceFor(
     DCHECK(!parent_context->IsOffTheRecord());
     LocalSiteCharacteristicsDataStoreInspector* parent_debug =
         LocalSiteCharacteristicsDataStoreInspector::GetForProfile(
-            Profile::FromBrowserContext(context));
+            Profile::FromBrowserContext(parent_context));
     SiteCharacteristicsDataStore* data_store_for_readers =
         GetExistingDataStoreForContext(parent_context);
     DCHECK(data_store_for_readers);

chrome/browser/resource_coordinator/local_site_characteristics_non_recording_data_store.cc

@@ -62,8 +62,10 @@ LocalSiteCharacteristicsNonRecordingDataStore::GetAllInMemoryOrigins() {
 
 void LocalSiteCharacteristicsNonRecordingDataStore::GetDatabaseSize(
     DatabaseSizeCallback on_have_data) {
-  if (!data_store_inspector_)
+  if (!data_store_inspector_) {
     std::move(on_have_data).Run(base::nullopt, base::nullopt);
+    return;
+  }
 
   data_store_inspector_->GetDatabaseSize(std::move(on_have_data));
 }