Eagerly disable optimization of %_GeneratorThrow, %_GeneratorNext

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index a6843115bb27104727e5a926999433b295e0be01..b8e55af5671a3aa4404053350e1b12cdad320e25 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -12743,14 +12743,15 @@ void HOptimizedGraphBuilder::GenerateFastOneByteArrayJoin(CallRuntime* call) {
 }
 
 
-// Support for generators.
+// Functions with these generator primitives will not be optimized; see
+// ast-numbering.cc.
 void HOptimizedGraphBuilder::GenerateGeneratorNext(CallRuntime* call) {
-  return Bailout(kInlinedRuntimeFunctionGeneratorNext);
+  UNREACHABLE();
 }
 
 
 void HOptimizedGraphBuilder::GenerateGeneratorThrow(CallRuntime* call) {
-  return Bailout(kInlinedRuntimeFunctionGeneratorThrow);
+  UNREACHABLE();
 }