[stubs] Introduce a proper ToBooleanStub.

src/full-codegen/mips64/full-codegen-mips64.cc

Index: src/full-codegen/mips64/full-codegen-mips64.cc
diff --git a/src/full-codegen/mips64/full-codegen-mips64.cc b/src/full-codegen/mips64/full-codegen-mips64.cc
index 334b28be8e5b78ab4852210f951a903929be0913..51d839f571359b34f446f9ba674e1775ac27ea2b 100644
--- a/src/full-codegen/mips64/full-codegen-mips64.cc
+++ b/src/full-codegen/mips64/full-codegen-mips64.cc
@@ -637,7 +637,7 @@ void FullCodeGenerator::DoTest(Expression* condition,
                                Label* if_false,
                                Label* fall_through) {
   __ mov(a0, result_register());
-  Handle<Code> ic = ToBooleanStub::GetUninitialized(isolate());
+  Handle<Code> ic = ToBooleanICStub::GetUninitialized(isolate());
   CallIC(ic, condition->test_id());
   __ LoadRoot(at, Heap::kTrueValueRootIndex);
   Split(eq, result_register(), Operand(at), if_true, if_false, fall_through);