Non interaction dependent latency also should be reported under MissedDeadlineFrame

All latency which is reported without specifying the interaction should also be reported under MissedDeadline category

TBR=schenney@chromium.org

Bug: none
Change-Id: I81c6b40c5d4579cbfdee32809c4c465fe94a2d39
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2133878
Commit-Queue: Behdad Bakhshinategh <behdadb@chromium.org>
Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Cr-Commit-Position: refs/heads/master@{#755888}

tools/metrics/histograms/histograms.xml

@@ -185915,6 +185915,7 @@ regressions. -->
   <affected-histogram name="CompositorLatency.DroppedFrame.TouchScroll"/>
   <affected-histogram name="CompositorLatency.DroppedFrame.WheelScroll"/>
   <affected-histogram name="CompositorLatency.MainThreadAnimation"/>
+  <affected-histogram name="CompositorLatency.MissedDeadlineFrame"/>
   <affected-histogram
       name="CompositorLatency.MissedDeadlineFrame.CompositorAnimation"/>
   <affected-histogram