[Interpreter] Add support for cpu profiler logging.

src/compiler.h

Index: src/compiler.h
diff --git a/src/compiler.h b/src/compiler.h
index a56fa13c488eb6f511aef99f4e525e99721e7732..e6b5f8df550b2715e7156de2b01f7d0abd79f2ff 100644
--- a/src/compiler.h
+++ b/src/compiler.h
@@ -116,6 +116,11 @@ class CompilationInfo {
   bool has_bytecode_array() const { return !bytecode_array_.is_null(); }
   Handle<BytecodeArray> bytecode_array() const { return bytecode_array_; }
 
+  Handle<AbstractCode> abstract_code() const {
+    return has_bytecode_array() ? Handle<AbstractCode>::cast(bytecode_array())
+                                : Handle<AbstractCode>::cast(code());
+  }
+
   bool is_tracking_positions() const { return track_positions_; }
 
   bool is_calling() const {