mHintCharset = ""; mHintCharsetSource = kCharsetUninitialized; mForceCharacterSet = ""; mAllowPlugins = PR_TRUE; mIsFrame = PR_FALSE;
DocumentViewerImpl::DocumentViewerImpl(nsIPresContext* aPresContext)  : mPresContext(dont_QueryInterface(aPresContext)){  NS_INIT_REFCNT();  mHintCharset = "";  mHintCharsetSource = kCharsetUninitialized;  mForceCharacterSet = "";  mAllowPlugins = PR_TRUE;  mIsFrame = PR_FALSE;  mEnableRendering = PR_TRUE;  mFilePointer = nsnull;}