Add empty implementation of GetSystemMemoryInfo for IOS.

BUG=514221

Review URL: https://codereview.chromium.org/1264683004

Cr-Commit-Position: refs/heads/master@{#342688}


CrOS-Libchrome-Original-Commit: ae7209aeafdcb56f6761aeffe27f992fe2571a04
2 files changed
tree: 1148fb80577da09e93109ed4d653537dd60f214b
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/