The test is flalky on Windows-10-15063 builder.

Example failure:
https://logs.chromium.org/v/?s=chromium%2Fbuildbucket%2Fcr-buildbucket.appspot.com%2F8941857612816558832%2F%2B%2Fsteps%2Fcontent_shell_crash_test_on_Windows-10-15063%2F0%2Fstdout

Command: C:\b\s\w\ir\.swarming_module_cache\vpython\383165\Scripts\python.exe C:\b\s\w\ir\content\shell\tools\breakpad_integration_test.py --verbose --build-dir . --binary .\content_shell.exe --json c:\b\s\w\ityixm2n\tmplscjmt
#READY
DevTools listening on ws://127.0.0.1:49816/devtools/browser/50941737-86e8-4bd2-b4a4-2fd1b83ec4b1
#CRASHED - renderer
[664:3844:0705/010343.084:WARNING:discardable_shared_memory_manager.cc(431)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.
#CRASHED - renderer
# Running test without trap handler.
# Run content_shell and make it crash.
.\content_shell.exe --run-web-tests chrome://crash --enable-crash-reporter --crash-dumps-dir=c:\b\s\w\ityixm2n\tmpasrvjl
# Retrieve crash dump.
FAIL: Expected 1 crash dump, found 0.