Bug 589577 - valgrind - Conditional jump or move depends on uninitialised value(s) at (nsEditor::SetFlags(unsigned int)|nsEditor::CanEnableSpellCheck()) at startup and dom mochitest; r,a=roc

editor/libeditor/base/nsEditor.cpp

@@ -139,6 +139,7 @@ extern nsIParserService *sParserService;
 
 nsEditor::nsEditor()
 :  mModCount(0)
+,  mFlags(0)
 ,  mPresShellWeak(nsnull)
 ,  mUpdateCount(0)
 ,  mSpellcheckCheckboxState(eTriUnset)