Remove clipboard crate to due disallowed usage of GPL code

components/constellation/Cargo.toml

@@ -13,7 +13,6 @@ path = "lib.rs"
 backtrace = "0.2.1"
 canvas = {path = "../canvas"}
 canvas_traits = {path = "../canvas_traits"}
-clipboard = {git = "https://github.com/aweinstock314/rust-clipboard"}
 compositing = {path = "../compositing"}
 devtools_traits = {path = "../devtools_traits"}
 euclid = "0.7.1"

components/constellation/constellation.rs

@@ -13,7 +13,6 @@ use backtrace::Backtrace;
 use canvas::canvas_paint_thread::CanvasPaintThread;
 use canvas::webgl_paint_thread::WebGLPaintThread;
 use canvas_traits::CanvasMsg;
-use clipboard::ClipboardContext;
 use compositing::SendableFrameTree;
 use compositing::compositor_thread::CompositorProxy;
 use compositing::compositor_thread::Msg as ToCompositorMsg;
@@ -172,9 +171,6 @@ pub struct Constellation<Message, LTF, STF> {
 
     window_size: WindowSizeData,
 
-    /// Means of accessing the clipboard
-    clipboard_ctx: Option<ClipboardContext>,
-
     /// Bits of state used to interact with the webdriver implementation
     webdriver: WebDriverData,
 
@@ -476,11 +472,6 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
                         ScaleFactor::new(opts::get().device_pixels_per_px.unwrap_or(1.0)),
                 },
                 phantom: PhantomData,
-                clipboard_ctx: if state.supports_clipboard {
-                    ClipboardContext::new().ok()
-                } else {
-                    None
-                },
                 webdriver: WebDriverData::new(),
                 scheduler_chan: TimerScheduler::start(),
                 child_processes: Vec::new(),
@@ -851,26 +842,11 @@ impl<Message, LTF, STF> Constellation<Message, LTF, STF>
                 }
             }
             FromScriptMsg::GetClipboardContents(sender) => {
-                let result = match self.clipboard_ctx {
-                    Some(ref ctx) => match ctx.get_contents() {
-                        Ok(result) => result,
-                        Err(e) => {
-                            warn!("Error getting clipboard contents ({}), defaulting to empty string", e);
-                            "".to_owned()
-                        },
-                    },
-                    None => "".to_owned()
-                };
-                if let Err(e) = sender.send(result) {
+                if let Err(e) = sender.send("".to_owned()) {
                     warn!("Failed to send clipboard ({})", e);
                 }
             }
-            FromScriptMsg::SetClipboardContents(s) => {
-                if let Some(ref mut ctx) = self.clipboard_ctx {
-                    if let Err(e) = ctx.set_contents(s) {
-                        warn!("Error setting clipboard contents ({})", e);
-                    }
-                }
+            FromScriptMsg::SetClipboardContents(_) => {
             }
             FromScriptMsg::SetVisible(pipeline_id, visible) => {
                 debug!("constellation got set visible messsage");

components/constellation/lib.rs

@@ -15,7 +15,6 @@
 extern crate backtrace;
 extern crate canvas;
 extern crate canvas_traits;
-extern crate clipboard;
 extern crate compositing;
 extern crate devtools_traits;
 extern crate euclid;

ports/cef/window.rs

@@ -504,7 +504,7 @@ impl WindowMethods for Window {
     }
 
     fn supports_clipboard(&self) -> bool {
-        true
+        false
     }
 }
 

ports/glutin/window.rs

@@ -930,7 +930,7 @@ impl WindowMethods for Window {
     }
 
     fn supports_clipboard(&self) -> bool {
-        true
+        false
     }
 }