Remove m_hasBlendMode from BeginTransparencyDisplayItem

Reduces redundancy, since:

 (m_blendMode != WebBlendModeNormal) <=> m_hasBlendMode

BUG=423071

Review URL: https://codereview.chromium.org/743523005

git-svn-id: svn://svn.chromium.org/blink/trunk@185653 bbb929c8-8fbe-4397-9dbb-9b2b20218538
3 files changed
tree: 5d812c0beaa800429657b5e0790ac5b5670e9ff8
  1. third_party/