[turbofan] Avoid unnecessary write barriers and improve code generation.

src/compiler/code-generator.cc

Index: src/compiler/code-generator.cc
diff --git a/src/compiler/code-generator.cc b/src/compiler/code-generator.cc
index 1021c26bc8e4083da275928e22e849837cc3d3e2..97f780d1cbaa48fc816c968b85295f2b9b49d256 100644
--- a/src/compiler/code-generator.cc
+++ b/src/compiler/code-generator.cc
@@ -664,7 +664,7 @@ void CodeGenerator::MarkLazyDeoptSite() {
 
 
 OutOfLineCode::OutOfLineCode(CodeGenerator* gen)
-    : masm_(gen->masm()), next_(gen->ools_) {
+    : frame_(gen->frame()), masm_(gen->masm()), next_(gen->ools_) {
   gen->ools_ = this;
 }