[esnext] prototype runtime implementation for async functions

src/interpreter/bytecode-generator.cc

Index: src/interpreter/bytecode-generator.cc
diff --git a/src/interpreter/bytecode-generator.cc b/src/interpreter/bytecode-generator.cc
index 10e3f903179f8c97bf4a15cf51892ac11c98b574..54b7173c9c4f9a6b2ce79bf7fef5000a0f9b88a3 100644
--- a/src/interpreter/bytecode-generator.cc
+++ b/src/interpreter/bytecode-generator.cc
@@ -685,8 +685,8 @@ void BytecodeGenerator::VisitIterationHeader(IterationStatement* stmt,
         ->LoadLiteral(Smi::FromInt(JSGeneratorObject::kGeneratorExecuting))
         .CompareOperation(Token::Value::EQ, generator_state_)
         .JumpIfTrue(&not_resuming);
-    BuildIndexedJump(generator_state_, first_yield,
-        stmt->yield_count(), generator_resume_points_);
+    BuildIndexedJump(generator_state_, first_yield, stmt->yield_count(),
+                     generator_resume_points_);
     builder()->Bind(&not_resuming);
   }
 }