This patch renders error message for the Simplify Page document when
Reader Mode fails to parse original document. This patch also adds a test
to reliably produce a readable document that returns a parsing error when
run through the readability library.
MozReview-Commit-ID: 686mBkU9eVM
This patch was autogenerated by my decomponents.py
It covers almost every file with the extension js, jsm, html, py,
xhtml, or xul.
It removes blank lines after removed lines, when the removed lines are
preceded by either blank lines or the start of a new block. The "start
of a new block" is defined fairly hackily: either the line starts with
//, ends with */, ends with {, <
