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-rw-r--r--components/msg/constellation_msg.rs5
-rw-r--r--components/msg/lib.rs1
2 files changed, 5 insertions, 1 deletions
diff --git a/components/msg/constellation_msg.rs b/components/msg/constellation_msg.rs
index 40ddb0161dd..d6a543f9b1c 100644
--- a/components/msg/constellation_msg.rs
+++ b/components/msg/constellation_msg.rs
@@ -14,6 +14,7 @@ use layers::geometry::DevicePixel;
use util::cursor::Cursor;
use util::geometry::{PagePx, ViewportPx};
use std::sync::mpsc::{channel, Sender, Receiver};
+use style::viewport::ViewportConstraints;
use webdriver_traits::WebDriverScriptCommand;
use url::Url;
@@ -233,7 +234,9 @@ pub enum Msg {
/// Requests that the constellation retrieve the current contents of the clipboard
GetClipboardContents(Sender<String>),
// Dispatch a webdriver command
- WebDriverCommand(PipelineId, WebDriverScriptCommand)
+ WebDriverCommand(PipelineId, WebDriverScriptCommand),
+ /// Notifies the constellation that the viewport has been constrained in some manner
+ ViewportConstrained(PipelineId, ViewportConstraints),
}
// https://developer.mozilla.org/en-US/docs/Web/API/Using_the_Browser_API#Events
diff --git a/components/msg/lib.rs b/components/msg/lib.rs
index fc125583e95..558ccf55a96 100644
--- a/components/msg/lib.rs
+++ b/components/msg/lib.rs
@@ -9,6 +9,7 @@ extern crate hyper;
extern crate layers;
extern crate util;
extern crate url;
+extern crate style;
extern crate webdriver_traits;
#[cfg(target_os="macos")]