Add a new API V8::SetJitCodeEventHandler to push code name and location to users such as profilers.

src/ia32/regexp-macro-assembler-ia32.cc

Index: src/ia32/regexp-macro-assembler-ia32.cc
diff --git a/src/ia32/regexp-macro-assembler-ia32.cc b/src/ia32/regexp-macro-assembler-ia32.cc
index 622dc4254d08994d76866e3293afc115467be122..a337517a0f1f1166385a32ab966f27e7607917eb 100644
--- a/src/ia32/regexp-macro-assembler-ia32.cc
+++ b/src/ia32/regexp-macro-assembler-ia32.cc
@@ -1004,6 +1004,7 @@ Handle<HeapObject> RegExpMacroAssemblerIA32::GetCode(Handle<String> source) {
                                            Code::ComputeFlags(Code::REGEXP),
                                            masm_->CodeObject());
   PROFILE(masm_->isolate(), RegExpCodeCreateEvent(*code, *source));
+  JIT_CODE_EVENT(AddCode(*source, *code));
   return Handle<HeapObject>::cast(code);
 }