Implement dissimilar-origin postMessage.

2 files changed, 7 insertions, 0 deletions

diff --git a/components/script_traits/lib.rs b/components/script_traits/lib.rs
index a1d97b8b232..96042083d39 100644
--- a/components/script_traits/lib.rs
+++ b/components/script_traits/lib.rs
@@ -63,6 +63,7 @@ use net_traits::storage_thread::StorageType;
 use profile_traits::mem;
 use profile_traits::time as profile_time;
 use serde::{Deserialize, Deserializer, Serialize, Serializer};
+use servo_url::ImmutableOrigin;
 use servo_url::ServoUrl;
 use std::collections::HashMap;
 use std::fmt;
@@ -239,6 +240,8 @@ pub enum ConstellationControlMsg {
     /// Notifies script thread that a url should be loaded in this iframe.
     /// PipelineId is for the parent, FrameId is for the actual frame.
     Navigate(PipelineId, FrameId, LoadData, bool),
+    /// Post a message to a given window.
+    PostMessage(PipelineId, Option<ImmutableOrigin>, Vec<u8>),
     /// Requests the script thread forward a mozbrowser event to an iframe it owns,
     /// or to the window if no child frame id is provided.
     MozBrowserEvent(PipelineId, Option<FrameId>, MozBrowserEvent),
@@ -297,6 +300,7 @@ impl fmt::Debug for ConstellationControlMsg {
             ChangeFrameVisibilityStatus(..) => "ChangeFrameVisibilityStatus",
             NotifyVisibilityChange(..) => "NotifyVisibilityChange",
             Navigate(..) => "Navigate",
+            PostMessage(..) => "PostMessage",
             MozBrowserEvent(..) => "MozBrowserEvent",
             UpdatePipelineId(..) => "UpdatePipelineId",
             FocusIFrame(..) => "FocusIFrame",
diff --git a/components/script_traits/script_msg.rs b/components/script_traits/script_msg.rs
index 8aa606c02c5..2fd70174368 100644
--- a/components/script_traits/script_msg.rs
+++ b/components/script_traits/script_msg.rs
@@ -23,6 +23,7 @@ use msg::constellation_msg::{Key, KeyModifiers, KeyState};
 use net_traits::CoreResourceMsg;
 use net_traits::storage_thread::StorageType;
 use offscreen_gl_context::{GLContextAttributes, GLLimits};
+use servo_url::ImmutableOrigin;
 use servo_url::ServoUrl;
 use style_traits::CSSPixel;
 use style_traits::cursor::Cursor;
@@ -93,6 +94,8 @@ pub enum ScriptMsg {
     /// A new load has been requested, with an option to replace the current entry once loaded
     /// instead of adding a new entry.
     LoadUrl(PipelineId, LoadData, bool),
+    /// Post a message to the currently active window of a given browsing context.
+    PostMessage(FrameId, Option<ImmutableOrigin>, Vec<u8>),
     /// Dispatch a mozbrowser event to the parent of this pipeline.
     /// The first PipelineId is for the parent, the second is for the originating pipeline.
     MozBrowserEvent(PipelineId, PipelineId, MozBrowserEvent),