DevTools: Fix breakpoints in source mapped files after reload.

Source/devtools/front_end/sdk/BreakpointManager.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 680 matching lines @@
     },
 
     /**
      * @param {boolean=} callbackImmediately
      */
     _removeFromDebugger: function(callbackImmediately)
     {
         this._resetLocations();
         if (!this._debuggerId)
             return;
-        this.target().debuggerModel.removeBreakpoint(this._debuggerId, callbackImmediately ? undefined : this._didRemoveFromDebugger.bind(this));
+        var debuggerId = this._debuggerId;
+        this.target().debuggerModel.removeBreakpoint(this._debuggerId, callbackImmediately ? undefined : didRemoveFromDebugger.bind(this));
 
+        /**
+         * @this {WebInspector.BreakpointManager.TargetBreakpoint}
+         */
+        function didRemoveFromDebugger()
+        {
+            if (this._debuggerId === debuggerId)
+                this._didRemoveFromDebugger();
+        }
         if (callbackImmediately)
             this._didRemoveFromDebugger();
     },
 
     _updateInDebugger: function()
     {
         this._removeFromDebugger();
         var uiSourceCode = this._breakpoint.uiSourceCode();
         if (!uiSourceCode || !this._breakpoint._enabled)
             return;
@@ skipping 177 matching lines @@
 {
     this.sourceFileId = breakpoint._sourceFileId;
     this.lineNumber = breakpoint.lineNumber();
     this.columnNumber = breakpoint.columnNumber();
     this.condition = breakpoint.condition();
     this.enabled = breakpoint.enabled();
 }
 
 /** @type {!WebInspector.BreakpointManager} */
 WebInspector.breakpointManager;