Web Inspector: Polish TabbedEditorContaner and ScriptsNavigator behavior.
https://bugs.webkit.org/show_bug.cgi?id=111732

Reviewed by Pavel Feldman.

Resources matching inspectedPageURL are always expanded in NavigatorView now.
Snippets tab in scripts navigator is not automatically opened anymore.
Cleared saved TabbedEditorContainer history because it might have been corrupted due to errors in earlier versions.
Snippets are not revealed in TabbedEditorContainer anymore unless they were actually selected by user or there is no other tabs opened.

* inspector/front-end/NavigatorView.js:
(WebInspector.NavigatorView):
(WebInspector.NavigatorView.prototype.addUISourceCode):
(WebInspector.NavigatorView.prototype._inspectedURLChanged):
(WebInspector.NavigatorView.prototype.revealUISourceCode):
(WebInspector.NavigatorView.prototype.removeUISourceCode):
(WebInspector.NavigatorFolderTreeElement.prototype.onattach):
(WebInspector.NavigatorUISourceCodeTreeNode.prototype.uiSourceCode):
(WebInspector.NavigatorUISourceCodeTreeNode.prototype.reveal):
* inspector/front-end/ScriptsNavigator.js:
(WebInspector.ScriptsNavigator.prototype.revealUISourceCode):
* inspector/front-end/ScriptsPanel.js:
(WebInspector.ScriptsPanel.prototype._showFile):
* inspector/front-end/Settings.js:
(WebInspector.VersionController.prototype._updateVersionFrom1To2):
* inspector/front-end/TabbedEditorContainer.js:
(WebInspector.TabbedEditorContainer.prototype.addUISourceCode.tabId.this._tabIds.get this):
(WebInspector.TabbedEditorContainer.prototype.addUISourceCode):
(WebInspector.TabbedEditorContainer.History.prototype._rebuildItemIndex):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@145220 268f45cc-cd09-0410-ab3c-d52691b4dbfc