[WIP] Added CodeEventListener to the sampler API.

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

Index: src/mips/regexp-macro-assembler-mips.cc
diff --git a/src/mips/regexp-macro-assembler-mips.cc b/src/mips/regexp-macro-assembler-mips.cc
index e1a27295e8f7df9e40c34dcd2c59399c17bbec20..67dcf3552ab4b9b5e28b4622bb5d4146f4e9a6b5 100644
--- a/src/mips/regexp-macro-assembler-mips.cc
+++ b/src/mips/regexp-macro-assembler-mips.cc
@@ -861,6 +861,7 @@ Handle<HeapObject> RegExpMacroAssemblerMIPS::GetCode(Handle<String> source) {
   Handle<Code> code = isolate()->factory()->NewCode(
       code_desc, Code::ComputeFlags(Code::REGEXP), masm_->CodeObject());
   LOG(masm_->isolate(), RegExpCodeCreateEvent(*code, *source));
+  masm_->isolate()->CodeCreateEvent(*code, *source);
   return Handle<HeapObject>::cast(code);
 }