VSCode settings import refactor (#40513)

A small follow-up to the settings refactor of a few weeks ago to move
all the VSCode settings imports
to one place.

This should make it easier to spot missing imports, and easier to test
the importer.

Release Notes:

- N/A

crates/client/src/client.rs

@@ -138,10 +138,6 @@ impl Settings for ProxySettings {
             proxy: content.proxy.clone(),
         }
     }
-
-    fn import_from_vscode(vscode: &settings::VsCodeSettings, current: &mut SettingsContent) {
-        vscode.string_setting("http.proxy", &mut current.proxy);
-    }
 }
 
 pub fn init_settings(cx: &mut App) {
@@ -525,27 +521,6 @@ impl settings::Settings for TelemetrySettings {
             metrics: content.telemetry.as_ref().unwrap().metrics.unwrap(),
         }
     }
-
-    fn import_from_vscode(vscode: &settings::VsCodeSettings, current: &mut SettingsContent) {
-        let mut telemetry = settings::TelemetrySettingsContent::default();
-        vscode.enum_setting("telemetry.telemetryLevel", &mut telemetry.metrics, |s| {
-            Some(s == "all")
-        });
-        vscode.enum_setting(
-            "telemetry.telemetryLevel",
-            &mut telemetry.diagnostics,
-            |s| Some(matches!(s, "all" | "error" | "crash")),
-        );
-        // we could translate telemetry.telemetryLevel, but just because users didn't want
-        // to send microsoft telemetry doesn't mean they don't want to send it to zed. their
-        // all/error/crash/off correspond to combinations of our "diagnostics" and "metrics".
-        if let Some(diagnostics) = telemetry.diagnostics {
-            current.telemetry.get_or_insert_default().diagnostics = Some(diagnostics)
-        }
-        if let Some(metrics) = telemetry.metrics {
-            current.telemetry.get_or_insert_default().metrics = Some(metrics)
-        }
-    }
 }
 
 impl Client {