[stubs] Port CallICTrampolineStub to CodeStubAssembler.

src/ppc/code-stubs-ppc.cc

Index: src/ppc/code-stubs-ppc.cc
diff --git a/src/ppc/code-stubs-ppc.cc b/src/ppc/code-stubs-ppc.cc
index 21ac8206cfb0191a68e5e69e10ef4dc266a37075..b8cefd5bc00972ae6db5079967ff91e4a7557d76 100644
--- a/src/ppc/code-stubs-ppc.cc
+++ b/src/ppc/code-stubs-ppc.cc
@@ -3078,12 +3078,6 @@ void StubFailureTrampolineStub::Generate(MacroAssembler* masm) {
   __ Ret();
 }
 
-void CallICTrampolineStub::Generate(MacroAssembler* masm) {
-  __ EmitLoadTypeFeedbackVector(r5);
-  CallICStub stub(isolate(), state());
-  __ Jump(stub.GetCode(), RelocInfo::CODE_TARGET);
-}
-
 void ProfileEntryHookStub::MaybeCallEntryHook(MacroAssembler* masm) {
   if (masm->isolate()->function_entry_hook() != NULL) {
     PredictableCodeSizeScope predictable(masm,