Remove stale dependencies from APM static lib target:

- protobuf library
- file_wrapper.h

These appear to have been left behind during the AecDump refactoring.
After this CL, APM no longer depends on zlib by default! :)

Bug: webrtc:9139
Change-Id: I12a8df2a17a575515b9c07165825f0879c4e15eb
Reviewed-on: https://webrtc-review.googlesource.com/70762
Reviewed-by: Henrik Lundin <henrik.lundin@webrtc.org>
Reviewed-by: Alex Loiko <aleloi@webrtc.org>
Commit-Queue: Fredrik Solenberg <solenberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22923}

audio/utility/BUILD.gn

@@ -24,7 +24,6 @@ rtc_static_library("audio_frame_operations") {
     "../..:webrtc_common",
     "../../:typedefs",
     "../../api/audio:audio_frame_api",
-    "../../modules/audio_coding:audio_format_conversion",
     "../../rtc_base:checks",
     "../../rtc_base:rtc_base_approved",
   ]

modules/audio_processing/BUILD.gn

@@ -134,10 +134,8 @@ rtc_static_library("audio_processing") {
     "../../rtc_base:checks",
     "../../rtc_base:deprecation",
     "../../rtc_base:gtest_prod",
-    "../../rtc_base:protobuf_utils",
     "../../rtc_base:safe_minmax",
     "../../rtc_base:sanitizer",
-    "../../rtc_base/system:file_wrapper",
     "../../system_wrappers:cpu_features_api",
     "../../system_wrappers:field_trial_api",
     "../../system_wrappers:metrics_api",
@@ -151,11 +149,6 @@ rtc_static_library("audio_processing") {
     defines += [ "WEBRTC_UNTRUSTED_DELAY" ]
   }
 
-  if (rtc_enable_protobuf) {
-    defines += [ "WEBRTC_AUDIOPROC_DEBUG_DUMP" ]
-    deps += [ ":audioproc_debug_proto" ]
-  }
-
   if (rtc_enable_intelligibility_enhancer) {
     defines += [ "WEBRTC_INTELLIGIBILITY_ENHANCER=1" ]
     sources += [

modules/audio_processing/audio_processing_impl.cc

@@ -45,7 +45,6 @@
 #include "modules/audio_processing/transient/transient_suppressor.h"
 #include "modules/audio_processing/voice_detection_impl.h"
 #include "rtc_base/atomicops.h"
-#include "rtc_base/system/file_wrapper.h"
 #include "system_wrappers/include/metrics.h"
 
 // Check to verify that the define for the intelligibility enhancer is properly

modules/audio_processing/audio_processing_impl.h

@@ -24,9 +24,7 @@
 #include "rtc_base/function_view.h"
 #include "rtc_base/gtest_prod_util.h"
 #include "rtc_base/ignore_wundef.h"
-#include "rtc_base/protobuf_utils.h"
 #include "rtc_base/swap_queue.h"
-#include "rtc_base/system/file_wrapper.h"
 #include "rtc_base/thread_annotations.h"
 
 namespace webrtc {