Remove useModelRouter experimental flag (#13593)

packages/cli/src/ui/components/ModelDialog.test.tsx

@@ -51,7 +51,6 @@ const renderComponent = (
         getDebugMode: vi.fn(() => false),
         getContentGeneratorConfig: vi.fn(() => ({ authType: 'mock' })),
         getUseSmartEdit: vi.fn(() => false),
-        getUseModelRouter: vi.fn(() => false),
         getProxy: vi.fn(() => undefined),
         isInteractive: vi.fn(() => false),
 

packages/cli/src/ui/hooks/useGeminiStream.test.tsx

@@ -222,7 +222,6 @@ describe('useGeminiStream', () => {
         .fn()
         .mockReturnValue(contentGeneratorConfig),
       getUseSmartEdit: () => false,
-      getUseModelRouter: () => false,
       isInteractive: () => false,
     } as unknown as Config;
     mockOnDebugMessage = vi.fn();

packages/cli/src/ui/hooks/useToolScheduler.test.ts

@@ -74,7 +74,6 @@ const mockConfig = {
     authType: 'oauth-personal',
   }),
   getUseSmartEdit: () => false,
-  getUseModelRouter: () => false,
   getGeminiClient: () => null, // No client needed for these tests
   getShellExecutionConfig: () => ({ terminalWidth: 80, terminalHeight: 24 }),
   getEnableMessageBusIntegration: () => false,