DescriptionLog to UMA why we would load a third-party frame
This will give an estimate of the % of iframes that we can defer
loading.
We can defer offscreen frames unless they are probably used for
cross-origin communication.
Reland of https://codereview.chromium.org/2389023002
BUG=635105
TBR=isherman@chromium.org
Committed: https://crrev.com/c301da12f702e16e64faf04524f89bde02ad9588
Cr-Commit-Position: refs/heads/master@{#426979}
Patch Set 1 : old patch that got reverted #Patch Set 2 : don't copy SimRequest #
Messages
Total messages: 23 (11 generated)
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