Remove getMenuThemeResourceId method.

Remove getMenuThemeResourceId method.

- getMenuThemeResourceId is always set to the same value to it can be removed.
- OverflowMenuTheme is not extended anywhere so rename OveflowThemeBase.

BUG=None

Committed: https://crrev.com/678c4db1738054bbc0b643619eee446664a33b5d
Cr-Commit-Position: refs/heads/master@{#317963}

[aurimas (slooooooooow), 2015-02-20 01:26:35]

aurimas@chromium.org changed reviewers:
+ newt@chromium.org

[aurimas (slooooooooow), 2015-02-20 01:26:36]

PTAL

[newt (away), 2015-02-20 02:00:37]

lgtm

[aurimas (slooooooooow), 2015-02-20 02:01:07]

The CQ bit was checked by aurimas@chromium.org

[commit-bot: I haz the power, 2015-02-20 02:01:55]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/946433003/1

[commit-bot: I haz the power, 2015-02-20 02:07:41]

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

[commit-bot: I haz the power, 2015-02-20 02:07:42]

Try jobs failed on following builders:
  linux_chromium_gn_dbg on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[aurimas (slooooooooow), 2015-02-24 23:25:11]

The CQ bit was checked by aurimas@chromium.org

[commit-bot: I haz the power, 2015-02-24 23:25:51]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/946433003/1

[commit-bot: I haz the power, 2015-02-25 00:12:00]

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

[commit-bot: I haz the power, 2015-02-25 00:12:01]

Try jobs failed on following builders:
  android_rel_tests_recipe on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/android_rel_tes...)

[aurimas (slooooooooow), 2015-02-25 00:15:37]

The CQ bit was checked by aurimas@chromium.org

[aurimas (slooooooooow), 2015-02-25 00:15:38]

The patchset sent to the CQ was uploaded after l-g-t-m from newt@chromium.org
Link to the patchset: https://codereview.chromium.org/946433003/#ps20001 (title:
"Rebase")

[commit-bot: I haz the power, 2015-02-25 00:16:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/946433003/20001

[aurimas (slooooooooow), 2015-02-25 00:16:34]

The CQ bit was unchecked by aurimas@chromium.org

[aurimas (slooooooooow), 2015-02-25 01:50:42]

The CQ bit was checked by aurimas@chromium.org

[aurimas (slooooooooow), 2015-02-25 01:50:43]

The patchset sent to the CQ was uploaded after l-g-t-m from newt@chromium.org
Link to the patchset: https://codereview.chromium.org/946433003/#ps40001 (title:
"Fix import of R.java")

[commit-bot: I haz the power, 2015-02-25 01:51:31]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/946433003/40001

[commit-bot: I haz the power, 2015-02-25 03:10:43]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-02-25 03:11:29]

Patchset 3 (id:??) landed as
https://crrev.com/678c4db1738054bbc0b643619eee446664a33b5d
Cr-Commit-Position: refs/heads/master@{#317963}