Reland of Creating webrtc/modules:module_api

webrtc/modules/BUILD.gn

Index: webrtc/modules/BUILD.gn
diff --git a/webrtc/modules/BUILD.gn b/webrtc/modules/BUILD.gn
index e750a81097ffb5a9887ada2709af2cbf19c96e49..b6978258daa4abf020cc788d0f4cf1f57ba7dd83 100644
--- a/webrtc/modules/BUILD.gn
+++ b/webrtc/modules/BUILD.gn
@@ -29,6 +29,18 @@ group("modules") {
   ]
 }
 
+rtc_source_set("module_api") {
+  sources = [
+    "include/module.h",
+    "include/module_common_types.h",
+  ]
+  deps = [
+    "..:webrtc_common",
+    "../api:video_frame_api",
+    "../base:rtc_base_approved",
+  ]
+}
+
 if (rtc_include_tests) {
   modules_tests_resources = [
     "//resources/audio_coding/testfile32kHz.pcm",
@@ -199,8 +211,6 @@ if (rtc_include_tests) {
 
   rtc_test("modules_unittests") {
     testonly = true
-
-    deps = []
     defines = []
     sources = [
       "module_common_types_unittest.cc",
@@ -211,7 +221,8 @@ if (rtc_include_tests) {
       suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
     }
 
-    deps += [
+    deps = [
+      ":module_api",
       "../test:test_main",
       "audio_coding:audio_coding_unittests",
       "audio_conference_mixer:audio_conference_mixer_unittests",