[interpreter, debugger] implement debugger statement.

src/compiler/raw-machine-assembler.h

Index: src/compiler/raw-machine-assembler.h
diff --git a/src/compiler/raw-machine-assembler.h b/src/compiler/raw-machine-assembler.h
index 5a9b0570578d50d94acfa825db69049db6098232..9f704458334d21c0d57149dce1048670abc845c6 100644
--- a/src/compiler/raw-machine-assembler.h
+++ b/src/compiler/raw-machine-assembler.h
@@ -567,6 +567,8 @@ class RawMachineAssembler {
   // Call a given call descriptor and the given arguments and frame-state.
   Node* CallNWithFrameState(CallDescriptor* desc, Node* function, Node** args,
                             Node* frame_state);
+  // Call to a runtime function with no argument.
+  Node* CallRuntime0(Runtime::FunctionId function, Node* context);
   // Call to a runtime function with one arguments.
   Node* CallRuntime1(Runtime::FunctionId function, Node* arg0, Node* context);
   // Call to a runtime function with two arguments.