Revert of PPAPI: Never re-enter JavaScript for PostMessage. (patchset #4...
Revert of PPAPI: Never re-enter JavaScript for PostMessage. (patchset #4 id:60001 of https://codereview.chromium.org/589213003/) Reason for revert: May be crashing Chrome: https://code.google.com/p/chromium/issues/detail?id=417511 Original issue's description: > PPAPI: Never re-enter JavaScript for PostMessage. > > Blocking renderer->plugin messages can be interrupted by any message > from the plugin->renderer (even async ones). So while handline a blocking > message, such as HandleInputEvent or HandleBlockingMessage, it's currently > possible to re-enter JavaScript. This patch makes that impossible by > queueing up Plugin->Renderer messages sent via PPB_Messaging::PostMessage > while any renderer->plugin sync message is on the stack. > > BUG=384528 > > Committed: https://crrev.com/f73075c99b5ba30e8d62dc5f13fdfb210d0fc506 > Cr-Commit-Position: refs/heads/master@{#296311} TBR=raymes@chromium.org,dmichael@chromium.org NOTREECHECKS=true NOTRY=true BUG=384528 Review URL: https://codereview.chromium.org/601923003 Cr-Commit-Position: refs/heads/master@{#296571}
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