Add back video_replay. Disappeared in the gn conversion.

webrtc/video/BUILD.gn

Index: webrtc/video/BUILD.gn
diff --git a/webrtc/video/BUILD.gn b/webrtc/video/BUILD.gn
index 69756096debc7477af6b61a3246e39d72fb60c6a..2e50e616688f0ccf6721ae5eb3006f2fb8c30b1f 100644
--- a/webrtc/video/BUILD.gn
+++ b/webrtc/video/BUILD.gn
@@ -133,8 +133,6 @@ if (rtc_include_tests) {
       "../test:run_test",
       "../test:test_common",
       "../test:test_renderer",
-      "//testing/gmock",
-      "//testing/gtest",
       "//third_party/gflags",
     ]
     if (!build_with_chromium && is_clang) {
@@ -144,6 +142,28 @@ if (rtc_include_tests) {
     }
   }
 
+  rtc_executable("video_replay") {
+    testonly = true
+    sources = [
+      "replay.cc",
+    ]
+    deps = [
+      "../system_wrappers:metrics_default",
+      "../test:field_trial",
+      "../test:run_test",
+      "../test:test_common",
+      "../test:test_renderer",
+      "//third_party/gflags",
+    ]
+    if (!is_android) {
+      deps += [ "../modules/video_capture:video_capture_internal_impl" ]
+    }
+    if (!build_with_chromium && is_clang) {
+      # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
+      suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
+    }
+  }
+
   # TODO(pbos): Rename test suite.
   rtc_source_set("video_tests") {
     testonly = true