rootdir: goldfish: mount debugfs on boot time

goldfish is ported to linux-3.4 and have capability to run atrace.
But can't run atrace yet because debugfs is not mounted on boot time.

Change-Id: I0ce23bde3b8d1b2a88d4238272123e3ab8cb6970
Signed-off-by: Young-Ho Cha <ganadist@gmail.com>
merge in jb-mr2-release history after reset to jb-mr2-dev
am 53a02884: ueventd: allow platform devices to have just a /devices/ prefix - DO NOT MERGE

* commit '53a0288463c3fd88fb7f2cfa37c0e985eb1870f4':
  ueventd: allow platform devices to have just a /devices/ prefix - DO NOT MERGE
am ac19623f: (-s ours) am 53a02884: ueventd: allow platform devices to have just a /devices/ prefix - DO NOT MERGE

* commit 'ac19623f88203247cf4b710bdc70e3c26b18bdee':
  ueventd: allow platform devices to have just a /devices/ prefix - DO NOT MERGE
am 7398664d: am c8b3fee4: am f9094401: am 75f29709: am 09b43645: (-s ours) am 92b2cd23: (-s ours) Reconcile with jb-mr1-release - do not merge

* commit '7398664de30cf953b791ab5aeeb37dfd57410698':
am 758045fa: (-s ours) am 7398664d: am c8b3fee4: am f9094401: am 75f29709: am 09b43645: (-s ours) am 92b2cd23: (-s ours) Reconcile with jb-mr1-release - do not merge

* commit '758045fad588da0dfa00c2148ce18dbbf0d26cae':
merge in jb-mr2-release history after reset to jb-mr2-dev
Reconcile with jb-mr2-release - do not merge

Change-Id: If556a8aade619e94ef8cf3bfa2f65d4efa2c4550
am 81ab2eb2: (-s ours) Reconcile with jb-mr2-release - do not merge

* commit '81ab2eb2c85d084374abbcbfc2bf3f2383c28b7a':
am 451dd85f: liblogwrap: replace loops with calls to TEMP_FAILURE_RETRY

* commit '451dd85fb204b5015c461eabc78722abd1c4252a':
  liblogwrap: replace loops with calls to TEMP_FAILURE_RETRY
am 914b65fc: am 451dd85f: liblogwrap: replace loops with calls to TEMP_FAILURE_RETRY

* commit '914b65fcb9d445059a1b51ce5ecd7552e0ea8c8b':
  liblogwrap: replace loops with calls to TEMP_FAILURE_RETRY
am d4b360a2: am 1d77e6e4: am 3960ec22: Merge "mkbootimg: support 8192/16384 pagesizes"

* commit 'd4b360a2e89d7d7f2dd7ff5f7dca6a2578c532cf':
  mkbootimg: support 8192/16384 pagesizes
am 8f17ea6b: am d4b360a2: am 1d77e6e4: am 3960ec22: Merge "mkbootimg: support 8192/16384 pagesizes"

* commit '8f17ea6b7884752fc02bc9a927cac680c5bd8691':
  mkbootimg: support 8192/16384 pagesizes
am 91535cff: Merge "Add vendor IDs to adb" into jb-mr2-dev

* commit '91535cff09af5b0181bffe64e97dcae9d24ba219':
  Add vendor IDs to adb
merge in jb-mr2-release history after reset to jb-mr2-dev
am 461ead42: am 91535cff: Merge "Add vendor IDs to adb" into jb-mr2-dev

* commit '461ead42fe8ab082c3ee5dd750a63ddbe45ea98a':
  Add vendor IDs to adb
am fb4f7ace: Add symlink to bugreport storage location.

* commit 'fb4f7acefb31a51679cec194562c7aeb3922f728':
  Add symlink to bugreport storage location.
am 64b31d36: am fb4f7ace: Add symlink to bugreport storage location.

* commit '64b31d369822f0dd963b90b694a4be330cabb024':
  Add symlink to bugreport storage location.
am eb6dd010: am 9573a175: am dbf4937b: Merge "Revert "init: Set ADDR_COMPAT_LAYOUT before spawning processes.""

* commit 'eb6dd010b56bbca76f345967d55d0faab6c5fbf3':
  Revert "init: Set ADDR_COMPAT_LAYOUT before spawning processes."
am 5cd723fa: am eb6dd010: am 9573a175: am dbf4937b: Merge "Revert "init: Set ADDR_COMPAT_LAYOUT before spawning processes.""

* commit '5cd723fa933ca10e479657d7604840b689fb00c9':
  Revert "init: Set ADDR_COMPAT_LAYOUT before spawning processes."