Remove mojo::edk::test::ScopedIPCSupport

content/test/BUILD.gn

Index: content/test/BUILD.gn
diff --git a/content/test/BUILD.gn b/content/test/BUILD.gn
index fcf7c2fc8d877e5a093eb68b3478ded990155422..e7a63ac3589207517ff5a8e3c233f53e02185e61 100644
--- a/content/test/BUILD.gn
+++ b/content/test/BUILD.gn
@@ -249,7 +249,6 @@ static_library("test_support") {
     "//media/capture",
     "//media/capture/mojo:image_capture",
     "//mojo/edk/system",
-    "//mojo/edk/test:test_support",
     "//net:test_support",
     "//services/service_manager/public/cpp",
     "//skia",
@@ -718,7 +717,6 @@ test("content_browsertests") {
     "//media/audio:test_support",
     "//media/base:test_support",
     "//mojo/edk/system",
-    "//mojo/edk/test:test_support",
     "//mojo/public/cpp/bindings",
     "//mojo/public/js",
     "//net:test_support",
@@ -1451,7 +1449,7 @@ test("content_unittests") {
     "//media/capture/mojo:capture_types",
     "//media/midi:midi",
     "//media/midi:mojo",
-    "//mojo/edk/test:test_support",
+    "//mojo/edk/system",
     "//mojo/public/cpp/bindings",
     "//net:extras",
     "//net:test_support",