DevTools: carefully cleanup javascript sourcemaps

third_party/WebKit/LayoutTests/inspector/sources/debugger-breakpoints/breakpoint-manager.js

 var initialize_BreakpointManagerTest = function() {
 
 InspectorTest.createWorkspace = function()
 {
     InspectorTest.testTargetManager = new SDK.TargetManager();
     InspectorTest.testWorkspace = new Workspace.Workspace();
     InspectorTest.testNetworkProjectManager = new Bindings.NetworkProjectManager(InspectorTest.testTargetManager, InspectorTest.testWorkspace);
     InspectorTest.testDebuggerWorkspaceBinding = new Bindings.DebuggerWorkspaceBinding(InspectorTest.testTargetManager, InspectorTest.testWorkspace);
 }
 
@@ skipping 33 matching lines @@
 
         isIdentity: function()
         {
             return true;
         }
     };
     target.defaultMapping = defaultMapping;
 }
 
 InspectorTest.DebuggerModelMock = class extends SDK.SDKModel {
+    sourceMapManager() {
+        return this._sourceMapManager;
+    }
+
     constructor(target)
     {
         super(target);
+        this._sourceMapManager = new SDK.SourceMapManager();
         this._target = target;
         this._breakpointResolvedEventTarget = new Common.Object();
         this._scripts = {};
         this._breakpoints = {};
         this._debuggerWorkspaceBinding = InspectorTest.testDebuggerWorkspaceBinding;
     }
 
     target()
     {
         return this._target;
@@ skipping 338 matching lines @@
     }
 
     function finish()
     {
         InspectorTest.dumpBreakpointLocations(breakpointManager);
         next();
     }
 }
 
 }