Move platform/network/network_hints.h to core/loader

network_hints.h is only used by core/loader. Hence this CL moves
network_hints.h to core/loader and port other dependent files to refer
to a new include path.

Bug: 933883
Change-Id: Iaf8847348f3f174afcdd5b34a99aa045ee3b0cad
Reviewed-on: https://chromium-review.googlesource.com/c/1484873
Commit-Queue: Abhijeet Kandalkar <abhijeet@igalia.com>
Reviewed-by: Dmitry Gozman <dgozman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#635886}
7 files changed