http://bugs.chromium.org/p/chromium/issues/detail?id=423112

first checkbox example

second checkbox example

http://bugs.chromium.org/p/chromium/issues/detail?id=464210

MMMMM

http://bugs.chromium.org/p/chromium/issues/detail?id=533627#c3

hello

http://bugs.chromium.org/p/chromium/issues/detail?id=441768 author wants below blue block to have 0 width

http://bugs.chromium.org/p/chromium/issues/detail?id=1144312

phantom whitespace

also phantom whitespace

no more phantom whitespace

http://bugs.chromium.org/p/chromium/issues/detail?id=1154243

Test content