Mojo C++ bindings: switch WebKit mojom targets to use STL/WTF types.

chrome/browser/budget_service/budget_manager.cc

Index: chrome/browser/budget_service/budget_manager.cc
diff --git a/chrome/browser/budget_service/budget_manager.cc b/chrome/browser/budget_service/budget_manager.cc
index cdf4fd71c885c1600d30b938cd913f3f32728e69..e47c9c563fb2c24031df90bc74c4575df06f71f9 100644
--- a/chrome/browser/budget_service/budget_manager.cc
+++ b/chrome/browser/budget_service/budget_manager.cc
@@ -71,7 +71,7 @@ void BudgetManager::GetBudget(const url::Origin& origin,
                               const GetBudgetCallback& callback) {
   if (origin.unique() || !content::IsOriginSecure(origin.GetURL())) {
     callback.Run(blink::mojom::BudgetServiceErrorType::NOT_SUPPORTED,
-                 mojo::Array<blink::mojom::BudgetStatePtr>());
+                 std::vector<blink::mojom::BudgetStatePtr>());
     return;
   }
   db_.GetBudgetDetails(origin, callback);