Updating Viz Content BrowserTests Filter

A few tests have been fixed. This updates the filter accordingly to re-enable them.

TEST=SitePerProcessBrowserTest.ViewBoundsInNestedFrameTest
SitePerProcessHitTestBrowserTest.TouchpadPinchOverOOPIF
Bug: 848825, 848348

Change-Id: If05696e57dfee18cc6ae06c21f7d968982c31219
Reviewed-on: https://chromium-review.googlesource.com/1133863Reviewed-by: Jonathan Ross <jonross@chromium.org>
Cr-Commit-Position: refs/heads/master@{#574302}

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

@@ -8,10 +8,6 @@
 -TouchInputBrowserTest.TouchHandlerNoConsume
 
 ## Base viz.content_browsertests.filter since we cannot chain filter files
-# SynchronizeVisualPropertiesMessageFilter::WaitForRect() times out.
-# https://crbug.com/848825
--SitePerProcessBrowserTest.ViewBoundsInNestedFrameTest
-
 #### Hit Testing
 # Test failure: https://crbug.com/848325
 -SitePerProcessHitTestBrowserTest.RootConsumesScrollDuringOverscrollGesture*
@@ -19,7 +15,6 @@
 # InputEventAckWaiter never receives the event: https://crbug.com/848348
 -SitePerProcessHitTestBrowserTest.CrossProcessMouseEnterAndLeaveTest*
 -SitePerProcessHitTestBrowserTest.CrossProcessMouseCapture*
--SitePerProcessHitTestBrowserTest.TouchpadPinchOverOOPIF*
 
 # /2 Variant does not handle overlapping surfaces: https://crbug.com/846798
--SitePerProcessHitTestBrowserTest.HitTestStaleDataDeletedView*
+-SitePerProcessHitTestBrowserTest.HitTestStaleDataDeletedView*
\ No newline at end of file

testing/buildbot/filters/viz.content_browsertests.filter

-# SynchronizeVisualPropertiesMessageFilter::WaitForRect() times out.
-# https://crbug.com/848825
--SitePerProcessBrowserTest.ViewBoundsInNestedFrameTest
-
 #### Hit Testing
 # Test failure: https://crbug.com/848325
 -SitePerProcessHitTestBrowserTest.RootConsumesScrollDuringOverscrollGesture*
@@ -9,7 +5,6 @@
 # InputEventAckWaiter never receives the event: https://crbug.com/848348
 -SitePerProcessHitTestBrowserTest.CrossProcessMouseEnterAndLeaveTest*
 -SitePerProcessHitTestBrowserTest.CrossProcessMouseCapture*
--SitePerProcessHitTestBrowserTest.TouchpadPinchOverOOPIF*
 
 ### Mac
 # BrowserSideFlingBrowserTest timing out https://crbug.com/842325