fix: E2E test build — remove missing contextualsearch import, fix OverlayProperties field access

contextualsearch has no AIDL source, so no Go package is generated.
OverlayProperties is an empty struct in the current AIDL spec.

Author: xaionaro@dx.center

tests/e2e/smoke_all_methods_test.go

@@ -27,7 +27,6 @@ import (
 	genContent "github.com/xaionaro-go/binder/android/content"
 	genContentCapture "github.com/xaionaro-go/binder/android/view/contentcapture"
 	genContentSuggestions "github.com/xaionaro-go/binder/android/app/contentsuggestions"
-	genContextualSearch "github.com/xaionaro-go/binder/android/app/contextualsearch"
 	genCredentials "github.com/xaionaro-go/binder/android/credentials"
 	genDebug "github.com/xaionaro-go/binder/android/debug"
 	genDeviceState "github.com/xaionaro-go/binder/android/hardware/devicestate"
@@ -291,7 +290,6 @@ var serviceRegistry = []serviceEntry{
 	{"content", func(b binder.IBinder) interface{} { return genContent.NewContentServiceProxy(b) }},
 	{"content_capture", func(b binder.IBinder) interface{} { return genContentCapture.NewContentCaptureManagerProxy(b) }},
 	{"content_suggestions", func(b binder.IBinder) interface{} { return genContentSuggestions.NewContentSuggestionsManagerProxy(b) }},
-	{"contextual_search", func(b binder.IBinder) interface{} { return genContextualSearch.NewContextualSearchManagerProxy(b) }},
 	{"country_detector", func(b binder.IBinder) interface{} { return genLocation.NewCountryDetectorProxy(b) }},
 	{"credential", func(b binder.IBinder) interface{} { return genCredentials.NewCredentialManagerProxy(b) }},
 	{"crossprofileapps", func(b binder.IBinder) interface{} { return genPm.NewCrossProfileAppsProxy(b) }},

tests/e2e/window_surface_test.go

@@ -210,8 +210,7 @@ func TestWindowSurface_DisplayManager_GetOverlaySupport(t *testing.T) {
 	// parcelables, exercising nested array-of-parcelable unmarshaling.
 	overlay, err := dm.GetOverlaySupport(ctx)
 	requireOrSkip(t, err)
-	t.Logf("OverlaySupport: %d combinations, supportMixedColorSpaces=%v",
-		len(overlay.Combinations), overlay.SupportMixedColorSpaces)
+	t.Logf("OverlaySupport: %+v", overlay)
 }
 
 func TestWindowSurface_DisplayManager_GetSupportedHdrOutputTypes(t *testing.T) {