Builder: https://ci.chromium.org/buildbot/chromium.win/Win7%20%2832%29%20Tests/

Sample build failure:
https://ci.chromium.org/buildbot/chromium.win/Win7%20%2832%29%20Tests/31848

Failure log:

[ RUN      ] BrowserActionApiTest.BrowserActionPopupDownload
[8008:3672:0329/062356.258:WARNING:discovery_network_list_win.cc(195)] Failed to open Wlan client handle: 1062
[8008:668:0329/062356.264:WARNING:chrome_browser_main_win.cc(630)] Command line too long for RegisterApplicationRestart:  --brave-new-test-launcher --cfi-diag=0 --gtest_also_run_disabled_tests --gtest_filter=BrowserActionApiTest.BrowserActionPopupDownload --single_process --test-launcher-bot-mode --test-launcher-output="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\results6796_31144\test_results.xml" --test-launcher-summary-output="e:\b\swarm_slave\w\io4wlt4p\output.json" --user-data-dir="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\d6796_14349" --disable-offline-auto-reload --disable-renderer-backgrounding --no-first-run --no-default-browser-check --enable-logging=stderr --disable-default-apps --wm-window-animations-disabled --disable-component-update --test-type=browser --force-color-profile=srgb --disable-zero-browsers-open-for-tests --ipc-connection-timeout=30 --allow-file-access-from-files --dom-automation --log-gpu-control-list-decisions --disable-backgrounding-occluded-windows --disable-gl-drawing-for-tests --override-use-software-gl-for-tests --force-color-profile=srgb --disable-compositor-ukm-for-tests --enable-features=TestFeatureForBrowserTest1 --disable-features=NetworkPrediction,TestFeatureForBrowserTest2 --flag-switches-begin --flag-switches-end --restore-last-session about:blank
[ RUN      ] BrowserActionApiTest.BrowserActionPopupDownload
[2016:7556:0329/062629.213:WARNING:discovery_network_list_win.cc(195)] Failed to open Wlan client handle: 1062
[2016:7420:0329/062629.244:WARNING:chrome_browser_main_win.cc(630)] Command line too long for RegisterApplicationRestart:  --brave-new-test-launcher --cfi-diag=0 --gtest_also_run_disabled_tests --gtest_filter=BrowserActionApiTest.BrowserActionPopupDownload --single_process --test-launcher-bot-mode --test-launcher-output="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\results6796_30094\test_results.xml" --test-launcher-summary-output="e:\b\swarm_slave\w\io4wlt4p\output.json" --user-data-dir="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\d6796_27603" --disable-offline-auto-reload --disable-renderer-backgrounding --no-first-run --no-default-browser-check --enable-logging=stderr --disable-default-apps --wm-window-animations-disabled --disable-component-update --test-type=browser --force-color-profile=srgb --disable-zero-browsers-open-for-tests --ipc-connection-timeout=30 --allow-file-access-from-files --dom-automation --log-gpu-control-list-decisions --disable-backgrounding-occluded-windows --disable-gl-drawing-for-tests --override-use-software-gl-for-tests --force-color-profile=srgb --disable-compositor-ukm-for-tests --enable-features=TestFeatureForBrowserTest1 --disable-features=NetworkPrediction,TestFeatureForBrowserTest2 --flag-switches-begin --flag-switches-end --restore-last-session about:blank
[ RUN      ] BrowserActionApiTest.BrowserActionPopupDownload
[7988:1632:0329/062702.420:WARNING:discovery_network_list_win.cc(195)] Failed to open Wlan client handle: 1062
[7988:6480:0329/062702.436:WARNING:chrome_browser_main_win.cc(630)] Command line too long for RegisterApplicationRestart:  --brave-new-test-launcher --cfi-diag=0 --gtest_also_run_disabled_tests --gtest_filter=BrowserActionApiTest.BrowserActionPopupDownload --single_process --test-launcher-bot-mode --test-launcher-output="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\results6796_29083\test_results.xml" --test-launcher-summary-output="e:\b\swarm_slave\w\io4wlt4p\output.json" --user-data-dir="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\d6796_18927" --disable-offline-auto-reload --disable-renderer-backgrounding --no-first-run --no-default-browser-check --enable-logging=stderr --disable-default-apps --wm-window-animations-disabled --disable-component-update --test-type=browser --force-color-profile=srgb --disable-zero-browsers-open-for-tests --ipc-connection-timeout=30 --allow-file-access-from-files --dom-automation --log-gpu-control-list-decisions --disable-backgrounding-occluded-windows --disable-gl-drawing-for-tests --override-use-software-gl-for-tests --force-color-profile=srgb --disable-compositor-ukm-for-tests --enable-features=TestFeatureForBrowserTest1 --disable-features=NetworkPrediction,TestFeatureForBrowserTest2 --flag-switches-begin --flag-switches-end --restore-last-session about:blank
[ RUN      ] BrowserActionApiTest.BrowserActionPopupDownload
[5836:5124:0329/062732.568:WARNING:discovery_network_list_win.cc(195)] Failed to open Wlan client handle: 1062
[5836:8008:0329/062732.583:WARNING:chrome_browser_main_win.cc(630)] Command line too long for RegisterApplicationRestart:  --brave-new-test-launcher --cfi-diag=0 --gtest_also_run_disabled_tests --gtest_filter=BrowserActionApiTest.BrowserActionPopupDownload --single_process --test-launcher-bot-mode --test-launcher-output="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\results6796_27733\test_results.xml" --test-launcher-summary-output="e:\b\swarm_slave\w\io4wlt4p\output.json" --user-data-dir="C:\Users\CHROME~2\AppData\Local\Temp\scoped_dir6796_29430\d6796_10664" --disable-offline-auto-reload --disable-renderer-backgrounding --no-first-run --no-default-browser-check --enable-logging=stderr --disable-default-apps --wm-window-animations-disabled --disable-component-update --test-type=browser --force-color-profile=srgb --disable-zero-browsers-open-for-tests --ipc-connection-timeout=30 --allow-file-access-from-files --dom-automation --log-gpu-control-list-decisions --disable-backgrounding-occluded-windows --disable-gl-drawing-for-tests --override-use-software-gl-for-tests --force-color-profile=srgb --disable-compositor-ukm-for-tests --enable-features=TestFeatureForBrowserTest1 --disable-features=NetworkPrediction,TestFeatureForBrowserTest2 --flag-switches-begin --flag-switches-end --restore-last-session about:blank
[6164:7008:0329/062733.332:ERROR:gles2_cmd_decoder.cc(18332)] [.DisplayCompositor-0DDB1510]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name
[6164:7008:0329/062733.332:ERROR:gles2_cmd_decoder.cc(10171)] [.DisplayCompositor-0DDB1510]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.

Looks like a test timeout.

First failing build: https://ci.chromium.org/buildbot/chromium.win/Win7%20%2832%29%20Tests/31812