Update Viz Android FYI Filters

Locally the SitePerProcessBrowserTests were working with surface sync on Android.
This updates the filter to only block SitePerProcessHitTests instead.

Also updates the Viz filter to remove the Mac only failures.

TBR=fsamuel@chromium.org
TEST=surface_sync_content_browsertests, viz_content_browsertests

Bug: 849746
Change-Id: Id6fca3c0ff2ad31a2ee0051b2b889fb80d0c51e3
Reviewed-on: https://chromium-review.googlesource.com/1110038Reviewed-by: Jonathan Ross <jonross@chromium.org>
Cr-Commit-Position: refs/heads/master@{#569240}

testing/buildbot/filters/surface_sync.content_browsertests.filter

@@ -3,7 +3,7 @@
 -CompositorEventAckBrowserTest.*
 -NavigationHandleImplBrowserTest.BlockCredentialedSubresources
 -*CompositorImplLowEndBrowserTest.*
--SitePerProcess*
+-SitePerProcessHit*
 -ScrollLatencyBrowserTest.SmoothWheelScroll
 -TouchInputBrowserTest.TouchHandlerConsume
 -TouchInputBrowserTest.TouchHandlerNoConsume

testing/buildbot/filters/viz.android.content_browsertests.filter

@@ -56,11 +56,3 @@
 
 # /2 Variant does not handle overlapping surfaces: https://crbug.com/846798
 -SitePerProcessHitTestBrowserTest.HitTestStaleDataDeletedView*
-
-### Mac
-# BrowserSideFlingBrowserTest timing out https://crbug.com/842325
--BrowserSideFlingBrowserTest.AutoscrollFling
--BrowserSideFlingBrowserTest.TouchpadFling
--BrowserSideFlingBrowserTest.TouchscreenFling
--SitePerProcessBrowserTest.TouchpadGestureFlingStart
--SitePerProcessBrowserTest.TouchscreenGestureFlingStart