[fullcodegen] Introduce single bottleneck for calling KeyedStoreIC.

src/full-codegen/full-codegen.cc

Index: src/full-codegen/full-codegen.cc
diff --git a/src/full-codegen/full-codegen.cc b/src/full-codegen/full-codegen.cc
index 4a93b77bea0a0464f34019620748482535596294..ea7b115b0fe70f5ec81fd56f044a01b5eee9a002 100644
--- a/src/full-codegen/full-codegen.cc
+++ b/src/full-codegen/full-codegen.cc
@@ -242,6 +242,11 @@ void FullCodeGenerator::CallStoreIC(TypeFeedbackId id) {
   CallIC(ic, id);
 }
 
+void FullCodeGenerator::CallKeyedStoreIC() {
+  Handle<Code> ic =
+      CodeFactory::KeyedStoreIC(isolate(), language_mode()).code();
+  CallIC(ic);
+}
 
 void FullCodeGenerator::RecordJSReturnSite(Call* call) {
   // We record the offset of the function return so we can rebuild the frame