Introduce HTransitionElementsKind instruction.

src/builtins.cc

Index: src/builtins.cc
diff --git a/src/builtins.cc b/src/builtins.cc
index d513200f0b93c4b49d6a32fecabe6185214ad446..e758b9a41587141e380ec2ddf446a78c8f989e80 100644
--- a/src/builtins.cc
+++ b/src/builtins.cc
@@ -1507,6 +1507,14 @@ static void Generate_KeyedStoreIC_NonStrictArguments(MacroAssembler* masm) {
   KeyedStoreIC::GenerateNonStrictArguments(masm);
 }
 
+static void Generate_TransitionElementsSmiToDouble(MacroAssembler* masm) {
+  KeyedStoreIC::GenerateTransitionElementsSmiToDouble(masm);
+}
+
+static void Generate_TransitionElementsDoubleToObject(MacroAssembler* masm) {
+  KeyedStoreIC::GenerateTransitionElementsDoubleToObject(masm);
+}
+
 #ifdef ENABLE_DEBUGGER_SUPPORT
 static void Generate_LoadIC_DebugBreak(MacroAssembler* masm) {
   Debug::GenerateLoadICDebugBreak(masm);