[interpreter] Make branch analysis result const again.

[interpreter] Make branch analysis result const again.

Now that the branch analysis result is no longer mutated by the graph
builder, it can be made const again to preserve immutability.

R=bmeurer@chromium.org

Committed: https://crrev.com/7feaf896bb5d64b27230070d0fe3b7b2027d579a
Cr-Commit-Position: refs/heads/master@{#33669}

[rmcilroy, 2016-02-02 10:12:11]

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

[rmcilroy, 2016-02-02 10:12:12]

lgtm

[Michael Starzinger, 2016-02-02 10:37:49]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2016-02-02 10:37:52]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1656933006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1656933006/1

[commit-bot: I haz the power, 2016-02-02 10:40:56]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-02-02 10:47:39]

Description was changed from

==========
[interpreter] Make branch analysis result const again.

Now that the branch analysis result is no longer mutated by the graph
builder, it can be made const again to preserve immutability.

R=bmeurer@chromium.org
==========

to

==========
[interpreter] Make branch analysis result const again.

Now that the branch analysis result is no longer mutated by the graph
builder, it can be made const again to preserve immutability.

R=bmeurer@chromium.org

Committed: https://crrev.com/7feaf896bb5d64b27230070d0fe3b7b2027d579a
Cr-Commit-Position: refs/heads/master@{#33669}
==========

[commit-bot: I haz the power, 2016-02-02 10:47:40]

Patchset 1 (id:??) landed as
https://crrev.com/7feaf896bb5d64b27230070d0fe3b7b2027d579a
Cr-Commit-Position: refs/heads/master@{#33669}