
A new web API called performance.measureMemory is implemented using PerformanceManager. Since web platform tests run in a content_shell, we need to add and enable PerformanceManager there. This CL is based on a patch by Joe Mason. Bug: 1085129 Change-Id: Iefeafbd7a12245d4ca246f3ee28dc3e5292d37e8 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2426587 Commit-Queue: Ulan Degenbaev <ulan@chromium.org> Reviewed-by: Chris Hamilton <chrisha@chromium.org> Reviewed-by: Mike West <mkwst@chromium.org> Cr-Commit-Position: refs/heads/master@{#812089}