Reviewed by Pavel Feldman.

        Web Inspector: distinguish breakpoints set on de-obfuscated sources from breakponts set on original sources.
        https://bugs.webkit.org/show_bug.cgi?id=58133

        * inspector/front-end/DebuggerPresentationModel.js:
        (WebInspector.DebuggerPresentationModel.prototype.canEditScriptSource):
        (WebInspector.DebuggerPresentationModel.prototype.toggleFormatSourceFiles):
        (WebInspector.DebuggerPresentationModel.prototype._debuggerPaused):
        (WebInspector.DebuggerPresentationModel.prototype._sourceFileForScript):
        (WebInspector.DebuggerPresentationModel.prototype._scriptForSourceFileId):
        (WebInspector.DebuggerPresentationModel.prototype._createSourceFileId):
        (WebInspector.DebuggerPresentationModel.prototype._reset):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@83289 268f45cc-cd09-0410-ab3c-d52691b4dbfc