Enable DirectCompositionForceFullDamage by default.

The CL that disables this feature for the purpose of cherry picking on
M90/M91 has been released in Canary.
We can enable this feature now.

Bug: 1203195
Change-Id: I61fa284022cbb9a62de525f2476be6b223a9a627
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2872326
Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Commit-Queue: Maggie Chen <magchen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#879161}

ui/gl/gl_switches.cc

@@ -211,7 +211,7 @@ const base::Feature kDCompTripleBufferVideoSwapChain{
 // is large enough and allows DWM to consider the main backbuffer as an
 // an overlay candidate.
 const base::Feature kDirectCompositionForceFullDamage{
-    "DirectCompositionForceFullDamage", base::FEATURE_DISABLED_BY_DEFAULT};
+    "DirectCompositionForceFullDamage", base::FEATURE_ENABLED_BY_DEFAULT};
 
 // Use presentation feedback event queries (must be enabled) to limit latency.
 const base::Feature kDirectCompositionLowLatencyPresentation{