Add EventListenerBreakPoints for AudioContext operation
Add EventListenerBreakPoints for AudioContext operation

This CL adds EventListenerBreakPoints for the AudioContext constructor,
AudioContext.close(), AudioContext.resume() and AudioContext.suspend().

Bug: 848473
Change-Id: Ifbbccfd1e21dc8b5b444993c7143e869a56d7e6c
Reviewed-on: https://chromium-review.googlesource.com/1089200
Commit-Queue: Hongchan Choi <69f024f858c7ec8905f5f0e21b2e518292ce6a82@chromium.org>
Reviewed-by: Raymond Toy <8bfe1d4d524148da457d86cf65faec1480dbba03@chromium.org>
Reviewed-by: Andrey Kosyakov <03b08926e49d80331ab322c2b9e0332109fbfd39@chromium.org>
Reviewed-by: Aleksey Kozyatinskiy <562acbea96970f508ad9f5cc9fc7c62d82dd3ef8@chromium.org>
Cr-Original-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#568197}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 5cc93793d9819f9b0d9e6fde47cdeb8e9c481ae4
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