Instrumented libraries: replace some makefile patches with sed invocations.

Instrumented libraries: replace some makefile patches with sed invocations.

Some cases are simple enough that a search and replace is sufficient. At the
same time, the fewer patches we have, the less time will be spent rebasing them.

BUG=414189
TBR=glider@chromium.org
NOTRY=true

Committed: https://crrev.com/72058c85190c68b203bf7ed0099f86307ee4ecaf
Cr-Commit-Position: refs/heads/master@{#297474}

[earthdok, 2014-09-30 19:09:25]

The CQ bit was checked by earthdok@chromium.org

[commit-bot: I haz the power, 2014-09-30 19:11:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/618013002/1

[commit-bot: I haz the power, 2014-09-30 19:12:44]

Committed patchset #1 (id:1) as a1f774f49a25fcafa56fd57536108ab44c055557

[commit-bot: I haz the power, 2014-09-30 19:13:21]

Patchset 1 (id:??) landed as
https://crrev.com/72058c85190c68b203bf7ed0099f86307ee4ecaf
Cr-Commit-Position: refs/heads/master@{#297474}

[Alexander Potapenko, 2014-10-03 12:54:27]

LGTM