Eagerly install Origin Trial features on window

third_party/WebKit/Source/bindings/core/v8/WindowProxy.cpp

Index: third_party/WebKit/Source/bindings/core/v8/WindowProxy.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/WindowProxy.cpp b/third_party/WebKit/Source/bindings/core/v8/WindowProxy.cpp
index edada54b4d3a554001d01677200f49bb29245970..5cf2dfc25fd8095b6388c3d98203950f1a13ab29 100644
--- a/third_party/WebKit/Source/bindings/core/v8/WindowProxy.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/WindowProxy.cpp
@@ -30,6 +30,7 @@
 
 #include "bindings/core/v8/WindowProxy.h"
 
+#include "bindings/core/v8/ConditionalFeatures.h"
 #include "bindings/core/v8/DOMWrapperWorld.h"
 #include "bindings/core/v8/ScriptController.h"
 #include "bindings/core/v8/V8Binding.h"
@@ -275,6 +276,10 @@ bool WindowProxy::initialize() {
     frame->loader().client()->didCreateScriptContext(
         context, m_world->extensionGroup(), m_world->worldId());
   }
+  // If conditional features for window have been queued before the V8 context
+  // was ready, then inject them into the context now
+  installPendingConditionalFeaturesOnWindow(m_scriptState.get());
+
   return true;
 }