Remove video overlay support from WebView

android_webview/test/BUILD.gn

Index: android_webview/test/BUILD.gn
diff --git a/android_webview/test/BUILD.gn b/android_webview/test/BUILD.gn
index 50db9759648f87587925e0f7c3637a2034c239ec..fd02b0e8108601697206a1d3d90cb94dabb2388a 100644
--- a/android_webview/test/BUILD.gn
+++ b/android_webview/test/BUILD.gn
@@ -170,7 +170,6 @@ instrumentation_test_apk("android_webview_test_apk") {
     "../javatests/src/org/chromium/android_webview/test/CookieManagerStartupTest.java",
     "../javatests/src/org/chromium/android_webview/test/CookieManagerTest.java",
     "../javatests/src/org/chromium/android_webview/test/DisableHardwareAccelerationForTest.java",
-    "../javatests/src/org/chromium/android_webview/test/ExternalVideoSurfaceContainerTest.java",
     "../javatests/src/org/chromium/android_webview/test/FullScreenVideoTestAwContentsClient.java",
     "../javatests/src/org/chromium/android_webview/test/GeolocationTest.java",
     "../javatests/src/org/chromium/android_webview/test/GetTitleTest.java",