Enable PWAFullCodeCache by default

Bug: 768705,788621
Change-Id: I0e0b2eb03da7c6c65e871db94c836ac4c06a46e6
Reviewed-on: https://chromium-review.googlesource.com/994493Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Tsuyoshi Horo <horo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#547930}

content/public/common/content_features.cc

@@ -283,7 +283,7 @@ const base::Feature kPurgeAndSuspend {
 
 // Generate V8 full code cache for PWAs.
 const base::Feature kPWAFullCodeCache{"PWAFullCodeCache",
-                                      base::FEATURE_DISABLED_BY_DEFAULT};
+                                      base::FEATURE_ENABLED_BY_DEFAULT};
 
 // Enable raster-inducing scroll.
 const base::Feature kRasterInducingScroll{"RasterInducingScroll",