remote_server: Remove dependency on libssl and libcrypto (#15446)

Fixes: #15599
Release Notes:

- N/A

---------

Co-authored-by: Mikayla <mikayla@zed.dev>
Co-authored-by: Conrad <conrad@zed.dev>

crates/gpui/src/app.rs

@@ -117,7 +117,7 @@ impl App {
         Self(AppContext::new(
             current_platform(false),
             Arc::new(()),
-            http_client::client(None, None),
+            Arc::new(NullHttpClient),
         ))
     }
 
@@ -128,7 +128,7 @@ impl App {
         Self(AppContext::new(
             current_platform(true),
             Arc::new(()),
-            http_client::client(None, None),
+            Arc::new(NullHttpClient),
         ))
     }
 
@@ -142,6 +142,14 @@ impl App {
         self
     }
 
+    /// Set the http client for the application
+    pub fn with_http_client(self, http_client: Arc<dyn HttpClient>) -> Self {
+        let mut context_lock = self.0.borrow_mut();
+        context_lock.http_client = http_client;
+        drop(context_lock);
+        self
+    }
+
     /// Start the application. The provided callback will be called once the
     /// app is fully launched.
     pub fn run<F>(self, on_finish_launching: F)
@@ -1512,3 +1520,22 @@ pub struct KeystrokeEvent {
     /// The action that was resolved for the keystroke, if any
     pub action: Option<Box<dyn Action>>,
 }
+
+struct NullHttpClient;
+
+impl HttpClient for NullHttpClient {
+    fn send_with_redirect_policy(
+        &self,
+        _req: http_client::Request<http_client::AsyncBody>,
+        _follow_redirects: bool,
+    ) -> futures::future::BoxFuture<
+        'static,
+        Result<http_client::Response<http_client::AsyncBody>, anyhow::Error>,
+    > {
+        async move { Err(anyhow!("No HttpClient available")) }.boxed()
+    }
+
+    fn proxy(&self) -> Option<&http_client::Uri> {
+        None
+    }
+}