DevTools: [Persistence] properly copy breakpoints to filesystem during reload

third_party/WebKit/Source/devtools/front_end/bindings/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 83 matching lines @@
    * @return {!Map.<string, !Bindings.BreakpointManager.Breakpoint>}
    */
   _provisionalBreakpointsForURL(url) {
     var result = new Map();
     var breakpoints = this._provisionalBreakpoints.get(url).valuesArray();
     for (var i = 0; i < breakpoints.length; ++i)
       result.set(breakpoints[i]._breakpointStorageId(), breakpoints[i]);
     return result;
   }
 
+  /**
+   * @param {string} fromURL
+   * @param {!Workspace.UISourceCode} toSourceCode
+   */
+  copyBreakpoints(fromURL, toSourceCode) {
+    var breakpointItems = this._storage.breakpointItems(fromURL);
+    for (var item of breakpointItems)
+      this.setBreakpoint(toSourceCode, item.lineNumber, item.columnNumber, item.condition, item.enabled);
+  }
+
   removeProvisionalBreakpointsForTest() {
     var breakpoints = this._provisionalBreakpoints.valuesArray();
     for (var i = 0; i < breakpoints.length; ++i)
       breakpoints[i].remove();
     this._provisionalBreakpoints.clear();
   }
 
   /**
    * @param {!Workspace.UISourceCode} uiSourceCode
    */
@@ skipping 964 matching lines @@
     this.url = breakpoint._url;
     this.lineNumber = breakpoint.lineNumber();
     this.columnNumber = breakpoint.columnNumber();
     this.condition = breakpoint.condition();
     this.enabled = breakpoint.enabled();
   }
 };
 
 /** @type {!Bindings.BreakpointManager} */
 Bindings.breakpointManager;