Oilpan: move the GradientStop value object off the heap.

Heap allocating collections of the GradientStop part object,
as introduced in r183472, is not really merited. The value
object has no traceable fields and the collections of them
have a stack lifetime.

R=haraken
BUG=340522

Review URL: https://codereview.chromium.org/931153002

git-svn-id: svn://svn.chromium.org/blink/trunk@190322 bbb929c8-8fbe-4397-9dbb-9b2b20218538
1 file changed
tree: fcf79b97f05f70f5a82040282fbe72379fbc4ad5
  1. third_party/