Revert "feat(cvd): add device-bound subscription protocol"

This reverts commit 2cb9c13ab6.

src-tauri/src/utils/network.rs

@@ -178,7 +178,6 @@ impl NetworkManager {
         .await
     }
 
-    #[allow(clippy::too_many_arguments)]
     async fn get_with_tls_mode(
         &self,
         url: &str,
@@ -187,7 +186,6 @@ impl NetworkManager {
         user_agent: Option<String>,
         accept_invalid_certs: bool,
         tls_root_mode: TlsRootMode,
-        cvd_headers: HeaderMap,
     ) -> Result<HttpResponse> {
         let mut parsed = Url::parse(url)?;
         let mut extra_headers = HeaderMap::new();
@@ -220,10 +218,6 @@ impl NetworkManager {
 
         let mut request_builder = client.get(parsed);
 
-        // Merge CVD headers (and any future caller-supplied headers) with URL-userinfo auth.
-        for (key, value) in cvd_headers.iter() {
-            extra_headers.insert(key.clone(), value.clone());
-        }
         for (key, value) in extra_headers.iter() {
             request_builder = request_builder.header(key, value);
         }
@@ -298,7 +292,6 @@ impl NetworkManager {
         timeout_secs: Option<u64>,
         user_agent: Option<String>,
         accept_invalid_certs: bool,
-        extra_headers: HeaderMap,
     ) -> Result<HttpResponse> {
         let platform_result = self
             .get_with_tls_mode(
@@ -308,7 +301,6 @@ impl NetworkManager {
                 user_agent.clone(),
                 accept_invalid_certs,
                 TlsRootMode::PlatformVerifier,
-                extra_headers.clone(),
             )
             .await;
 
@@ -322,7 +314,6 @@ impl NetworkManager {
                     user_agent,
                     accept_invalid_certs,
                     TlsRootMode::StaticWebpkiRoots,
-                    extra_headers,
                 )
                 .await
                 .map_err(|fallback_err| {