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The GLRenderer uses the new command buffer function
glScheduleCALayerInUseQueryCHROMIUM to determine whether textures are still in
use by the system compositor. This means that GpuMemoryBufferIds no longer need
to be plumbed through to the browser process.

BUG=608026
CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel

Review-Url: https://codereview.chromium.org/2061993003
Cr-Commit-Position: refs/heads/master@{#400732}