remove WTF::Complex

WTF::Complex looks pretty useless- all it does is provide a
typedef for std::complex and an inline implementation of
std::polar.

It looks like it was planned to be extended at some point,
but that never happened:
https://bugs.webkit.org/show_bug.cgi?id=34538

Let's remove it.

BUG=442004

Review URL: https://codereview.chromium.org/801033003

git-svn-id: svn://svn.chromium.org/blink/trunk@187086 bbb929c8-8fbe-4397-9dbb-9b2b20218538
6 files changed
tree: 8097dc655c1c2e1e75068a03a11619b176f52e6f
  1. third_party/