[debug] remove ScriptBreakPointType from debug test api wrapper.

R=jgruber@chromium.org

Bug: v8:5530
Change-Id: I1680beaa665b6937df2e26d20cb69cc8577a21a9
Reviewed-on: https://chromium-review.googlesource.com/937203Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Yang Guo <yangguo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51558}

test/debugger/debug/debug-setbreakpoint.js

@@ -129,8 +129,7 @@ assertTrue(breakListenerCalled, "Break listener not called on breakpoint set by
 function SetBreakpointInI1Script() {
   var i_script = Debug.findScript(i1);
   assertTrue(!!i_script, "invalid script for i1");
-  Debug.setScriptBreakPoint(Debug.ScriptBreakPointType.ScriptId,
-                            i_script.id, 4);
+  Debug.setScriptBreakPointById(i_script.id, 4);
 }
 
 // Creates the eval script and tries to set the breakpoint.

test/debugger/test-api.js

@@ -67,11 +67,6 @@ class DebugWrapper {
     this.ExceptionBreak = { Caught : 0,
                             Uncaught: 1 };
 
-    // The different script break point types.
-    this.ScriptBreakPointType = { ScriptId: 0,
-                                  ScriptName: 1,
-                                  ScriptRegExp: 2 };
-
     // Store the current script id so we can skip corresponding break events.
     this.thisScriptId = %FunctionGetScriptId(receive);
 
@@ -139,13 +134,6 @@ class DebugWrapper {
     return this.setBreakPointAtLocation(scriptid, loc, opt_condition);
   }
 
-  setScriptBreakPoint(type, scriptid, opt_line, opt_column, opt_condition) {
-    // Only sets by script id are supported for now.
-    assertEquals(this.ScriptBreakPointType.ScriptId, type);
-    return this.setScriptBreakPointById(scriptid, opt_line, opt_column,
-                                        opt_condition);
-  }
-
   setScriptBreakPointById(scriptid, opt_line, opt_column, opt_condition) {
     const loc = %ScriptLocationFromLine2(scriptid, opt_line, opt_column, 0);
     return this.setBreakPointAtLocation(scriptid, loc, opt_condition);