Move everything unrelated to the frame tree out of Page and into Document or Window. Reduce the API surface of Page to a bare minimum to allow for easier future removal.

components/script/dom/bindings/codegen/CodegenRust.py

@@ -4643,7 +4643,6 @@ class CGBindingRoot(CGThing):
             'dom::bindings::proxyhandler::{fill_property_descriptor, get_expando_object}',
             'dom::bindings::proxyhandler::{get_property_descriptor}',
             'dom::bindings::str::ByteString',
-            'page::JSPageInfo',
             'libc',
             'util::str::DOMString',
             'std::borrow::ToOwned',

components/script/dom/bindings/global.rs

@@ -11,7 +11,7 @@ use dom::bindings::conversions::FromJSValConvertible;
 use dom::bindings::js::{JS, JSRef, Root, Unrooted};
 use dom::bindings::utils::{Reflectable, Reflector};
 use dom::workerglobalscope::{WorkerGlobalScope, WorkerGlobalScopeHelpers};
-use dom::window;
+use dom::window::{self, WindowHelpers};
 use script_task::ScriptChan;
 
 use net::resource_task::ResourceTask;
@@ -84,7 +84,7 @@ impl<'a> GlobalRef<'a> {
     /// Get the `ResourceTask` for this global scope.
     pub fn resource_task(&self) -> ResourceTask {
         match *self {
-            GlobalRef::Window(ref window) => window.page().resource_task.clone(),
+            GlobalRef::Window(ref window) => window.resource_task().clone(),
             GlobalRef::Worker(ref worker) => worker.resource_task().clone(),
         }
     }

components/script/dom/bindings/utils.rs

@@ -45,6 +45,8 @@ use js::JSFUN_CONSTRUCTOR;
 use js;
 
 /// Proxy handler for a WindowProxy.
+#[allow(raw_pointer_derive)]
+#[derive(Copy)]
 pub struct WindowProxyHandler(pub *const libc::c_void);
 
 #[allow(raw_pointer_derive)]