Speculatively launch Service Workers on mouse/touch events. [5/5]

content/child/runtime_features.cc

Index: content/child/runtime_features.cc
diff --git a/content/child/runtime_features.cc b/content/child/runtime_features.cc
index 837230d02d7bf9212391ac3085a78d11ddfd15c5..a1459ba01cdfd74777a2ba965a0f9a85fec26424 100644
--- a/content/child/runtime_features.cc
+++ b/content/child/runtime_features.cc
@@ -257,6 +257,9 @@ void SetRuntimeFeaturesDefaultsAndUpdateFromArgs(
       base::FeatureList::IsEnabled(features::kWebPayments));
 #endif
 
+  if (base::FeatureList::IsEnabled(features::kSpeculativeLaunchServiceWorker))
+    WebRuntimeFeatures::enableSpeculativeLaunchServiceWorker(true);
+
   // Enable explicitly enabled features, and then disable explicitly disabled
   // ones.
   if (command_line.HasSwitch(switches::kEnableBlinkFeatures)) {