Removing warning suppression -Wno-missing-braces.

Bug: webrtc:9251
Change-Id: Ie32a052738d260364a7543e83e8b46ee3d34df59
Reviewed-on: https://webrtc-review.googlesource.com/75200
Reviewed-by: Alessio Bazzica <alessiob@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23175}
diff --git a/modules/audio_device/BUILD.gn b/modules/audio_device/BUILD.gn
index d1d3159..d7a8f5a 100644
--- a/modules/audio_device/BUILD.gn
+++ b/modules/audio_device/BUILD.gn
@@ -31,7 +31,6 @@
       "-Wno-logical-op-parentheses",
       "-Wno-microsoft-extra-qualification",
       "-Wno-microsoft-goto",
-      "-Wno-missing-braces",
       "-Wno-parentheses-equality",
       "-Wno-reorder",
       "-Wno-shift-overflow",
diff --git a/modules/audio_device/win/audio_device_core_win.cc b/modules/audio_device/win/audio_device_core_win.cc
index 69a72a8..5a0a478 100644
--- a/modules/audio_device/win/audio_device_core_win.cc
+++ b/modules/audio_device/win/audio_device_core_win.cc
@@ -2070,7 +2070,7 @@
     return -1;
   }
 
-  DMO_MEDIA_TYPE mt = {0};
+  DMO_MEDIA_TYPE mt = {};
   HRESULT hr = MoInitMediaType(&mt, sizeof(WAVEFORMATEX));
   if (FAILED(hr)) {
     MoFreeMediaType(&mt);
diff --git a/modules/video_capture/BUILD.gn b/modules/video_capture/BUILD.gn
index 9843b4d..7f1fad2 100644
--- a/modules/video_capture/BUILD.gn
+++ b/modules/video_capture/BUILD.gn
@@ -88,7 +88,6 @@
         # for -Wno-ignored-qualifiers
         "-Wno-ignored-qualifiers",
         "-Wno-microsoft-extra-qualification",
-        "-Wno-missing-braces",
         "-Wno-overloaded-virtual",
         "-Wno-reorder",
         "-Wno-writable-strings",
diff --git a/rtc_base/BUILD.gn b/rtc_base/BUILD.gn
index cb984e2..9ae175a 100644
--- a/rtc_base/BUILD.gn
+++ b/rtc_base/BUILD.gn
@@ -653,7 +653,6 @@
       # Disable warnings failing when compiling with Clang on Windows.
       # https://bugs.chromium.org/p/webrtc/issues/detail?id=5366
       "-Wno-sign-compare",
-      "-Wno-missing-braces",
     ]
   }
 }