Encapsulate megamorphic load/tail-call in hydrogen

src/ic/ic-compiler.cc

Index: src/ic/ic-compiler.cc
diff --git a/src/ic/ic-compiler.cc b/src/ic/ic-compiler.cc
index 75b8f6ce6445169f1d9e8cf615e93a796a1f6cf5..b389aacb4fbe7157341e4c4df0da1485d2abf276 100644
--- a/src/ic/ic-compiler.cc
+++ b/src/ic/ic-compiler.cc
@@ -180,8 +180,6 @@ Handle<Code> PropertyICCompiler::ComputeLoad(Isolate* isolate,
     code = compiler.CompileLoadInitialize(flags);
   } else if (ic_state == PREMONOMORPHIC) {
     code = compiler.CompileLoadPreMonomorphic(flags);
-  } else if (ic_state == MEGAMORPHIC) {
-    code = compiler.CompileLoadMegamorphic(flags);
   } else {
     UNREACHABLE();
   }
@@ -322,14 +320,6 @@ Handle<Code> PropertyICCompiler::CompileLoadPreMonomorphic(Code::Flags flags) {
 }
 
 
-Handle<Code> PropertyICCompiler::CompileLoadMegamorphic(Code::Flags flags) {
-  LoadIC::GenerateMegamorphic(masm());
-  Handle<Code> code = GetCodeWithFlags(flags, "CompileLoadMegamorphic");
-  PROFILE(isolate(), CodeCreateEvent(Logger::LOAD_MEGAMORPHIC_TAG, *code, 0));
-  return code;
-}
-
-
 Handle<Code> PropertyICCompiler::CompileStoreInitialize(Code::Flags flags) {
   StoreIC::GenerateInitialize(masm());
   Handle<Code> code = GetCodeWithFlags(flags, "CompileStoreInitialize");