Render to Browser metadata via SwapPromise

Prototype of using classic IPC for QueueMessageSwapPromise to notify the browser
of metadata. Keeps viz layer free of this information/dependency.

Bug: 857695
Cq-Include-Trybots: master.tryserver.blink:linux_trusty_blink_rel;master.tryserver.chromium.android:android_optional_gpu_tests_rel
Change-Id: I194c0ef362d261c4c8fe362196362d7bbf3298ce
Reviewed-on: https://chromium-review.googlesource.com/860994
Reviewed-by: Ken Buchanan <kenrb@chromium.org>
Reviewed-by: Antoine Labour <piman@chromium.org>
Reviewed-by: Fady Samuel <fsamuel@chromium.org>
Commit-Queue: Jonathan Ross <jonross@chromium.org>
Cr-Commit-Position: refs/heads/master@{#528967}

• cc/BUILD.gn[diff]
• cc/ipc/cc_param_traits_macros.h[diff]
• cc/layers/surface_layer.cc[diff]
• cc/trees/latency_info_swap_promise.cc[diff]
• cc/trees/latency_info_swap_promise.h[diff]
• cc/trees/layer_tree_host_impl.cc[diff]
• cc/trees/layer_tree_host_impl.h[diff]
• cc/trees/layer_tree_host_unittest.cc[diff]
• cc/trees/layer_tree_impl.cc[diff]
• cc/trees/layer_tree_impl.h[diff]
• cc/trees/layer_tree_impl_unittest.cc[diff]
• cc/trees/render_frame_metadata.cc[Added - diff]
• cc/trees/render_frame_metadata.h[Added - diff]
• cc/trees/swap_promise.h[diff]
• cc/trees/swap_promise_manager_unittest.cc[diff]
• content/browser/renderer_host/render_widget_host_impl.cc[diff]
• content/browser/renderer_host/render_widget_host_impl.h[diff]
• content/common/view_messages.h[diff]
• content/renderer/gpu/queue_message_swap_promise.cc[diff]
• content/renderer/gpu/queue_message_swap_promise.h[diff]
• content/renderer/gpu/queue_message_swap_promise_unittest.cc[diff]
• content/renderer/gpu/render_widget_compositor.cc[diff]
• content/renderer/render_view_impl.cc[diff]
• content/test/layouttest_support.cc[diff]