Oilpan: avoid ODR warning when linking heap unit tests.

Do not replace blink::Node in unit tests and risk triggering linker ODR
warnings, but instead define a uniquely named test object and assign it
to the Node typed heap.

R=haraken
BUG=420515,449754

Review URL: https://codereview.chromium.org/992603002

git-svn-id: svn://svn.chromium.org/blink/trunk@191530 bbb929c8-8fbe-4397-9dbb-9b2b20218538
1 file changed
tree: bef50e42d9aa524b82effb281b6100a91c877388
  1. third_party/