[debug] remove StepFrame

src/inspector/debugger_script_externs.js

Index: src/inspector/debugger_script_externs.js
diff --git a/src/inspector/debugger_script_externs.js b/src/inspector/debugger_script_externs.js
index 4b518ff094ec588d837489e386f76e19b8b8d094..e2006309c4b214849ad73ed55900f837649d2e1a 100644
--- a/src/inspector/debugger_script_externs.js
+++ b/src/inspector/debugger_script_externs.js
@@ -86,18 +86,6 @@ const BreakPositionAlignment = {
 };
 Debug.BreakPositionAlignment = BreakPositionAlignment;
 
-/** @enum */
-Debug.StepAction = { StepOut: 0,
-                     StepNext: 1,
-                     StepIn: 2,
-                     StepFrame: 3 };
-
-/** @enum */
-const ScriptCompilationType = { Host: 0,
-                              Eval: 1,
-                              JSON: 2 };
-Debug.ScriptCompilationType = ScriptCompilationType;
-
 
 /** @interface */
 function DebuggerFlag() {}