Record ToBoolean's type information in Hydrogen's HBranch instruction, so we can use it in LCodeG...

src/ia32/full-codegen-ia32.cc

Index: src/ia32/full-codegen-ia32.cc
===================================================================
--- src/ia32/full-codegen-ia32.cc	(revision 8735)
+++ src/ia32/full-codegen-ia32.cc	(working copy)
@@ -572,7 +572,7 @@
                                Label* fall_through) {
   ToBooleanStub stub(result_register());
   __ push(result_register());
-  __ CallStub(&stub);
+  __ CallStub(&stub, condition->test_id());
   __ test(result_register(), Operand(result_register()));
   // The stub returns nonzero for true.
   Split(not_zero, if_true, if_false, fall_through);