[turbofan] Move RawMachineAssembler back to src/compiler.

[turbofan] Move RawMachineAssembler back to src/compiler.

The RawMachineAssembler will be used to build the interpreter, so it needs
to move back to src/compiler.

This reverts commit b5b00cc031c15263bbc4e8e8b2bef01b6fdfd284.

BUG=v8:4280
LOG=N

Committed: https://crrev.com/ea560a9be9eb48f652cd000162d73d135a6fb938
Cr-Commit-Position: refs/heads/master@{#29519}

[rmcilroy, 2015-07-07 13:12:55]

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

[commit-bot: I haz the power, 2015-07-07 13:13:01]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1221303014/1

[rmcilroy, 2015-07-07 13:13:42]

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

[rmcilroy, 2015-07-07 13:13:43]

Benedikt, could you have a look please, thanks.

[rmcilroy, 2015-07-07 13:13:43]

Benedikt, could you have a look please, thanks.

[rmcilroy, 2015-07-07 13:13:45]

Benedikt, could you have a look please, thanks.

[Benedikt Meurer, 2015-07-07 13:14:20]

Yep, LGTM.

[commit-bot: I haz the power, 2015-07-07 13:15:02]

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

[commit-bot: I haz the power, 2015-07-07 13:15:03]

Dry run: Try jobs failed on following builders:
  v8_linux64_avx2_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_avx2_rel/builds/...)

(exceeded global retry quota)

[rmcilroy, 2015-07-07 13:27:54]

+picksi.

Thanks!

[rmcilroy, 2015-07-07 13:27:55]

The CQ bit was checked by rmcilroy@chromium.org

[rmcilroy, 2015-07-07 13:27:56]

The patchset sent to the CQ was uploaded after l-g-t-m from bmeurer@chromium.org
Link to the patchset: https://codereview.chromium.org/1221303014/#ps20001
(title: "Rebase")

[commit-bot: I haz the power, 2015-07-07 13:28:03]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1221303014/20001

[commit-bot: I haz the power, 2015-07-07 13:29:36]

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

[commit-bot: I haz the power, 2015-07-07 13:29:37]

Try jobs failed on following builders:
  v8_win64_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_win64_rel/builds/6439)
  v8_win_nosnap_shared_compile_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_win_nosnap_shared_compil...)
  v8_win_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_win_rel/builds/7486)

(exceeded global retry quota)

[rmcilroy, 2015-07-07 14:32:59]

The CQ bit was checked by rmcilroy@chromium.org

[commit-bot: I haz the power, 2015-07-07 14:33:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1221303014/20001

[commit-bot: I haz the power, 2015-07-07 15:02:47]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-07-07 15:03:01]

Patchset 2 (id:??) landed as
https://crrev.com/ea560a9be9eb48f652cd000162d73d135a6fb938
Cr-Commit-Position: refs/heads/master@{#29519}