Revert of Creating webrtc/modules:module_api

webrtc/modules/audio_processing/BUILD.gn

Index: webrtc/modules/audio_processing/BUILD.gn
diff --git a/webrtc/modules/audio_processing/BUILD.gn b/webrtc/modules/audio_processing/BUILD.gn
index ff9a4d6474c89005eaf4d139cc3c332f40b23037..0f6de0905278e23a415eacfe0a37c84b22b0f15f 100644
--- a/webrtc/modules/audio_processing/BUILD.gn
+++ b/webrtc/modules/audio_processing/BUILD.gn
@@ -230,7 +230,6 @@
 
   defines = []
   deps = [
-    "..:module_api",
     "../..:webrtc_common",
     "../../audio/utility:audio_frame_operations",
     "../../base:gtest_prod",
@@ -532,7 +531,6 @@
     deps = [
       ":audio_processing",
       ":audioproc_test_utils",
-      "..:module_api",
       "../..:webrtc_common",
       "../../base:gtest_prod",
       "../../base:protobuf_utils",
@@ -751,7 +749,6 @@
 
     deps = [
       ":audio_processing",
-      "..:module_api",
       "../../base:rtc_base_approved",
       "../../common_audio",
       "../../system_wrappers:system_wrappers",
@@ -767,7 +764,6 @@
     ]
     deps = [
       ":audio_processing",
-      "..:module_api",
       "../..:webrtc_common",
       "../../common_audio:common_audio",
       "../../system_wrappers:metrics_default",