Replace timeout argument with IdleRequestOptions in requestIdleCallback.

Replace timeout argument with IdleRequestOptions in requestIdleCallback.

Implements the changes in https://github.com/w3c/requestidlecallback/pull/22.

BUG=514651
Committed: https://crrev.com/413acf4c5d70cb7404f4ee9e0310a12bf6955e99
Cr-Commit-Position: refs/heads/master@{#350811}

[rmcilroy, 2015-09-24 20:19:08]

The CQ bit was checked by rmcilroy@chromium.org to run a CQ dry run

[rmcilroy, 2015-09-24 20:19:34]

rmcilroy@chromium.org changed reviewers:
+ jochen@chromium.org

[rmcilroy, 2015-09-24 20:19:35]

Jochen, could you take a look please.

[commit-bot: I haz the power, 2015-09-24 20:20:52]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1367023002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1367023002/20001

[rmcilroy, 2015-09-24 20:29:16]

Patchset #1 (id:1) has been deleted

[commit-bot: I haz the power, 2015-09-24 20:36:16]

Dry run: Try jobs failed on following builders:
  android_arm64_dbg_recipe on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/android_arm64_d...)
  android_chromium_gn_compile_dbg on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/android_chromiu...)
  linux_chromium_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  mac_chromium_rel_ng on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/mac_chromium_rel_...)

[rmcilroy, 2015-09-24 20:36:48]

Patchset #1 (id:20001) has been deleted

[rmcilroy, 2015-09-24 20:37:01]

The CQ bit was checked by rmcilroy@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-09-24 20:38:21]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1367023002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1367023002/40001

[commit-bot: I haz the power, 2015-09-24 23:45:19]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-09-24 23:45:20]

Dry run: This issue passed the CQ dry run.

[jochen (gone - plz use gerrit), 2015-09-25 11:12:19]

lgtm

[rmcilroy, 2015-09-25 13:05:25]

The CQ bit was checked by rmcilroy@chromium.org

[commit-bot: I haz the power, 2015-09-25 13:05:42]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1367023002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1367023002/40001

[commit-bot: I haz the power, 2015-09-25 13:11:26]

Committed patchset #1 (id:40001)

[commit-bot: I haz the power, 2015-09-25 13:12:03]

Patchset 1 (id:??) landed as
https://crrev.com/413acf4c5d70cb7404f4ee9e0310a12bf6955e99
Cr-Commit-Position: refs/heads/master@{#350811}