Remove a bunch of dead code around WindowFeatures

third_party/WebKit/Source/core/page/Page.h

Index: third_party/WebKit/Source/core/page/Page.h
diff --git a/third_party/WebKit/Source/core/page/Page.h b/third_party/WebKit/Source/core/page/Page.h
index f1ef96350e2407cde1e8a7eafa692e92e82e6625..0d6829962c03fc53be590c6109ada7a8b2f8b089 100644
--- a/third_party/WebKit/Source/core/page/Page.h
+++ b/third_party/WebKit/Source/core/page/Page.h
@@ -35,6 +35,7 @@
 #include "core/page/PageVisibilityNotifier.h"
 #include "core/page/PageVisibilityObserver.h"
 #include "core/page/PageVisibilityState.h"
+#include "core/page/WindowFeatures.h"
 #include "platform/Supplementable.h"
 #include "platform/geometry/LayoutRect.h"
 #include "platform/geometry/Region.h"
@@ -185,6 +186,11 @@ class CORE_EXPORT Page final : public GarbageCollectedFinalized<Page>,
   Deprecation& GetDeprecation() { return deprecation_; }
   HostsUsingFeatures& GetHostsUsingFeatures() { return hosts_using_features_; }
 
+  void SetWindowFeatures(const WindowFeatures& features) {
+    window_features_ = features;
+  }
+  const WindowFeatures& GetWindowFeatures() const { return window_features_; }
+
   PageScaleConstraintsSet& GetPageScaleConstraintsSet();
   const PageScaleConstraintsSet& GetPageScaleConstraintsSet() const;
 
@@ -333,6 +339,7 @@ class CORE_EXPORT Page final : public GarbageCollectedFinalized<Page>,
   UseCounter use_counter_;
   Deprecation deprecation_;
   HostsUsingFeatures hosts_using_features_;
+  WindowFeatures window_features_;

[Nate Chapin, 2017/05/31 16:55:13]

Rather than storing the WindowFeatures in web/ and manually propagating bits
one-at-a-time via ChromeClient, just stash the WindowFeatures here.

 
   bool opened_by_dom_;
   // Set to true when window.close() has been called and the Page will be