Cast: Get rid of frame_id_map

Cast: Get rid of frame_id_map

FrameBuffer is basically a superset of FrameInfo, so let's merge FrameIdMap with Framer and
use FrameBuffer instead of FrameInfo.

No functional changes, only refactoring.

Committed: https://crrev.com/66cd59f4a4efaba086795c8613c945f0c64f7183
Cr-Commit-Position: refs/heads/master@{#293575}

[hubbe, 2014-09-04 00:28:00]

hubbe@chromium.org changed reviewers:
+ hclam@chromium.org

[Alpha Left Google, 2014-09-04 19:26:00]

On 2014/09/04 00:28:01, hubbe wrote:

LGTM.

[hubbe, 2014-09-04 21:37:57]

The CQ bit was checked by hubbe@chromium.org

[commit-bot: I haz the power, 2014-09-04 21:41:16]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/hubbe@chromium.org/540713002/1

[commit-bot: I haz the power, 2014-09-05 00:29:28]

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

[commit-bot: I haz the power, 2014-09-05 00:29:29]

Try jobs failed on following builders:
  android_chromium_gn_compile_rel on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/android_chromiu...)

[hubbe, 2014-09-05 20:02:57]

The CQ bit was checked by hubbe@chromium.org

[commit-bot: I haz the power, 2014-09-05 20:03:39]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/hubbe@chromium.org/540713002/20001

[commit-bot: I haz the power, 2014-09-05 20:50:35]

Committed patchset #2 (id:20001) as 08499cc3c48f6748b5fa490958f6fb10c252cf77

[commit-bot: I haz the power, 2014-09-10 03:41:24]

Patchset 2 (id:??) landed as
https://crrev.com/66cd59f4a4efaba086795c8613c945f0c64f7183
Cr-Commit-Position: refs/heads/master@{#293575}