Remove a bunch of dead code around WindowFeatures

third_party/WebKit/public/web/window_features.mojom

Index: third_party/WebKit/public/web/window_features.mojom
diff --git a/third_party/WebKit/public/web/window_features.mojom b/third_party/WebKit/public/web/window_features.mojom
index a26b8a3b44316369ba0e3f21a5326ecb62dd5b1c..dac13c3861e448a5afda72909eeb7869a2d03057 100644
--- a/third_party/WebKit/public/web/window_features.mojom
+++ b/third_party/WebKit/public/web/window_features.mojom
@@ -20,14 +20,5 @@ struct WindowFeatures {
     bool menu_bar_visible = true;
     bool status_bar_visible = true;
     bool tool_bar_visible = true;
-    bool location_bar_visible = true;
     bool scrollbars_visible = true;
-    bool resizable = true;
-
-    bool fullscreen = false;
-    bool dialog = false;
-
-    // NOTE: WebWindowFeatures::additionalFeatures is not mirrored by this
-    // mojom struct as it's never used by the browser and therefore doesn't need
-    // to be sent.
 };