Web Inspector: remove asynchronous behavior from DTE paintLines method
https://bugs.webkit.org/show_bug.cgi?id=107550

Patch by Andrey Lushnikov <lushnikov@chromium.org> on 2013-01-22
Reviewed by Pavel Feldman.

Remove paintLinesOperationCredit and all asynchronous behaviour from paintLines method;
also, remove paintLineChunks method.

* inspector/front-end/DefaultTextEditor.js:
(WebInspector.TextEditorMainPanel.prototype.expandChunks):
(WebInspector.TextEditorMainPanel.prototype._highlightDataReady):
(WebInspector.TextEditorMainPanel.prototype._paintLines):
(WebInspector.TextEditorMainPanel.prototype._renderRanges):
(WebInspector.TextEditorMainPanel.prototype._paintLine):
(WebInspector.TextEditorMainPanel.prototype._applyDomUpdates):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@140427 268f45cc-cd09-0410-ab3c-d52691b4dbfc