Roll src/third_party/perfetto fc12e7fd7eb8..df7c402d99bc (3 commits)

https://android.googlesource.com/platform/external/perfetto.git/+log/fc12e7fd7eb8..df7c402d99bc

git log fc12e7fd7eb8..df7c402d99bc --date=short --first-parent --format='%ad %ae %s'
2020-03-02 primiano@google.com UI: use window.open for legacy catapult and reland CSP
2020-03-02 ilkos@google.com Merge "Revert "Cleanup startup: remove CPU ratio""
2020-03-02 lalitm@google.com tp: fix startup metric to look at slice tables

Created with:
  gclient setdep -r src/third_party/perfetto@df7c402d99bc

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/perfetto-chromium-autoroll
Please CC perfetto-bugs@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

Bug: chromium:149573396,chromium:150605504
Tbr: perfetto-bugs@google.com
Change-Id: Ibfb4218523e97913d9aae8f66443531be79bf4a5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2083925Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#746229}

DEPS

@@ -1228,7 +1228,7 @@ deps = {
   },
 
   'src/third_party/perfetto':
-    Var('android_git') + '/platform/external/perfetto.git' + '@' + 'fc12e7fd7eb880f5e1540d1f8abf1c03eaa64607',
+    Var('android_git') + '/platform/external/perfetto.git' + '@' + 'df7c402d99bc615f46c835c3afcdb0d0eeb89cc0',
 
   'src/third_party/perl': {
       'url': Var('chromium_git') + '/chromium/deps/perl.git' + '@' + '6f3e5028eb65d0b4c5fdd792106ac4c84eee1eb3',