All graphs for this bug:
  https://chromeperf.appspot.com/group_report?bug_id=756008

(For debugging:) Original alerts at time of bug-filing:
  https://chromeperf.appspot.com/group_report?sid=09232d5de576a4f33537b556d4a731ffe4b5c47b008c1f2d241404e6e03d287f


Bot(s) for this bug's original alert(s):

chromium-rel-mac12

Started bisect job https://chromeperf.appspot.com/buildbucket_job_status/8971091698122520912

=== Auto-CCing suspected CL author jbauman@chromium.org ===

Hi jbauman@chromium.org, the bisect results pointed to your CL, please take a look at the
results.


=== BISECT JOB RESULTS ===
Perf regression found with culprit

Suspected Commit
  Author : jbauman
  Commit : 20bcdb14c7a6f0801522d23693f530d4f224d727
  Date   : Mon Aug 14 19:44:30 2017
  Subject: Revert of Allow creating GLImage-backed textures with glTexStorage2D. (patchset #7 id:120001 of https://codereview.chromium.org/2945673002/ )

Bisect Details
  Configuration: mac_10_12_perf_bisect
  Benchmark    : memory.desktop
  Metric       : memory:chrome:all_processes:reported_by_chrome:gpu:effective_size_avg/TrivialGifPageSharedPageState
  Change       : 56.12% | 15561532.0 -> 24294408.0

Revision             Result                       N
chromium@494047      15561532 +- 3.72529e-09      6      good
chromium@494109      15561532 +- 0.0              6      good
chromium@494125      15561532 +- 0.0              6      good
chromium@494133      15561532 +- 0.0              6      good
chromium@494137      15561532 +- 0.0              6      good
chromium@494138      24854195 +- 3878316          6      bad       <--
chromium@494139      25413981 +- 3066078          6      bad
chromium@494140      24689644 +- 4502787          6      bad
chromium@494171      24294408 +- 4113575          6      bad

To Run This Test
  src/tools/perf/run_benchmark -v --browser=release --output-format=chartjson --upload-results --pageset-repeat=1 --also-run-disabled-tests --story-filter=TrivialGifPageSharedPageState memory.desktop

More information on addressing performance regressions:
  http://g.co/ChromePerformanceRegressions

Debug information about this bisect:
  https://chromeperf.appspot.com/buildbucket_job_status/8971091698122520912


For feedback, file a bug with component Speed>Bisection

 Issue 756108  has been merged into this issue.

This is because of a revert. The revert itself was because of a perf regression caused by that CL (see  issue 755136 ), though it's nice to see that there was an improvement too.

 Issue 756079  has been merged into this issue.

 Issue 756078  has been merged into this issue.

 Issue 757305  has been merged into this issue.

 Issue 757324  has been merged into this issue.