return an identifier for this history item . if an item is a copy of another item , the identifiers will be the same even if they are not the same object . concode_field_sep String mUrl concode_elem_sep String mOriginalUrl concode_elem_sep byte[] mFlattenedData concode_elem_sep String mTouchIconUrlFromLink concode_elem_sep int mId concode_elem_sep String mTitle concode_elem_sep Object mCustomData concode_elem_sep int sNextId concode_elem_sep Bitmap mFavicon concode_elem_sep String mTouchIconUrlServerDefault concode_field_sep Bitmap getFavicon concode_elem_sep byte[] getFlattenedData concode_elem_sep void setFavicon concode_elem_sep String getOriginalUrl concode_elem_sep Object getCustomData concode_elem_sep void update concode_elem_sep void setCustomData concode_elem_sep String getTouchIconUrl concode_elem_sep String getUrl concode_elem_sep String getTitle concode_elem_sep void inflate concode_elem_sep void inflate concode_elem_sep void setTouchIconUrl concode_elem_sep WebHistoryItem clone
int function ( ) { return mId ; }