Add no-op debug extensibility APIs (#4188)

src/vs/vscode.proposed.d.ts

@@ -524,9 +524,38 @@ declare module 'vscode' {
 	//#endregion
 
 	//#region André: debug
-	// {{SQL CARBON EDIT}}
-	// remove debug namespace
 
+	// deprecated
+
+	export interface DebugAdapterTracker {
+		// VS Code -> Debug Adapter
+		startDebugAdapter?(): void;
+		toDebugAdapter?(message: any): void;
+		stopDebugAdapter?(): void;
+
+		// Debug Adapter -> VS Code
+		fromDebugAdapter?(message: any): void;
+		debugAdapterError?(error: Error): void;
+		debugAdapterExit?(code?: number, signal?: string): void;
+	}
+
+	export interface DebugConfigurationProvider {
+		/**
+		 * Deprecated, use DebugAdapterDescriptorFactory.provideDebugAdapter instead.
+		 * @deprecated Use DebugAdapterDescriptorFactory.createDebugAdapterDescriptor instead
+		 */
+		debugAdapterExecutable?(folder: WorkspaceFolder | undefined, token?: CancellationToken): ProviderResult<DebugAdapterExecutable>;
+
+		/**
+		 * Deprecated, use DebugAdapterTrackerFactory.createDebugAdapterTracker instead.
+		 * @deprecated Use DebugAdapterTrackerFactory.createDebugAdapterTracker instead
+		 *
+		 * The optional method 'provideDebugAdapterTracker' is called at the start of a debug session to provide a tracker that gives access to the communication between VS Code and a Debug Adapter.
+		 * @param session The [debug session](#DebugSession) for which the tracker will be used.
+		 * @param token A cancellation token.
+		 */
+		provideDebugAdapterTracker?(session: DebugSession, workspaceFolder: WorkspaceFolder | undefined, config: DebugConfiguration, token?: CancellationToken): ProviderResult<DebugAdapterTracker>;
+	}
 
 	//#endregion