[Sensors] Adding chrome flag to enable Generic Sensor based APIs

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 6445793e2d18e1583ad0206b114692ddca77ab5f..463312bc9bea4b08598f0a23dd01d7b4958f7d0f 100644
--- a/content/child/runtime_features.cc
+++ b/content/child/runtime_features.cc
@@ -302,6 +302,9 @@ void SetRuntimeFeaturesDefaultsAndUpdateFromArgs(
   if (base::FeatureList::IsEnabled(features::kGamepadExtensions))
     WebRuntimeFeatures::enableGamepadExtensions(true);
 
+  if (base::FeatureList::IsEnabled(features::kGenericSensor))
+    WebRuntimeFeatures::enableGenericSensor(true);
+
   // Enable explicitly enabled features, and then disable explicitly disabled
   // ones.
   if (command_line.HasSwitch(switches::kEnableBlinkFeatures)) {