Handle ffunction-sections w/ filetype=obj.

Handle ffunction-sections w/ filetype=obj.

Just create a new section of the appropriate name, instead of
trying to reuse the .text section.

BUG= https://code.google.com/p/nativeclient/issues/detail?id=4080
R=stichnot@chromium.org

Committed: https://gerrit.chromium.org/gerrit/gitweb?p=native_client/pnacl-subzero.git;a=commit;h=cb165ca39e2606d524ab7fcf3f301ac4e468bb69

[jvoung (off chromium), 2015-02-24 02:11:23]

jvoung@chromium.org changed reviewers:
+ kschimpf@google.com, shyamsundarr@chromium.org, stichnot@chromium.org

[Jim Stichnoth, 2015-02-24 05:09:33]

lgtm

https://codereview.chromium.org/948943004/diff/20001/src/IceELFObjectWriter.cpp
File src/IceELFObjectWriter.cpp (right):

https://codereview.chromium.org/948943004/diff/20001/src/IceELFObjectWriter.c...
src/IceELFObjectWriter.cpp:221: bool FunctionSections =
Ctx.getFlags().getFunctionSections();
const?

[jvoung (off chromium), 2015-02-24 16:50:37]

https://codereview.chromium.org/948943004/diff/20001/src/IceELFObjectWriter.cpp
File src/IceELFObjectWriter.cpp (right):

https://codereview.chromium.org/948943004/diff/20001/src/IceELFObjectWriter.c...
src/IceELFObjectWriter.cpp:221: bool FunctionSections =
Ctx.getFlags().getFunctionSections();
On 2015/02/24 05:09:32, stichnot wrote:
> const?

Done.

[jvoung (off chromium), 2015-02-24 16:53:58]

Committed patchset #4 (id:60001) manually as
cb165ca39e2606d524ab7fcf3f301ac4e468bb69 (presubmit successful).