diff -up chromium-77.0.3865.75/chrome/common/media_router/media_sink.cc.el7-noexcept chromium-77.0.3865.75/chrome/common/media_router/media_sink.cc
--- chromium-77.0.3865.75/chrome/common/media_router/media_sink.cc.el7-noexcept	2019-09-17 18:42:37.137393137 +0200
+++ chromium-77.0.3865.75/chrome/common/media_router/media_sink.cc	2019-09-17 18:42:37.145393201 +0200
@@ -19,12 +19,12 @@ MediaSink::MediaSink(const MediaSink::Id
       provider_id_(provider_id) {}
 
 MediaSink::MediaSink(const MediaSink& other) = default;
-MediaSink::MediaSink(MediaSink&& other) noexcept = default;
+MediaSink::MediaSink(MediaSink&& other) = default;
 MediaSink::MediaSink() = default;
 MediaSink::~MediaSink() = default;
 
 MediaSink& MediaSink::operator=(const MediaSink& other) = default;
-MediaSink& MediaSink::operator=(MediaSink&& other) noexcept = default;
+MediaSink& MediaSink::operator=(MediaSink&& other) = default;
 
 bool MediaSink::IsMaybeCloudSink() const {
   switch (icon_type_) {
diff -up chromium-77.0.3865.75/components/history/core/browser/history_types.cc.el7-noexcept chromium-77.0.3865.75/components/history/core/browser/history_types.cc
--- chromium-77.0.3865.75/components/history/core/browser/history_types.cc.el7-noexcept	2019-09-17 18:42:09.417172829 +0200
+++ chromium-77.0.3865.75/components/history/core/browser/history_types.cc	2019-09-17 18:42:09.385172574 +0200
@@ -42,7 +42,7 @@ QueryResults::QueryResults(QueryResults&
   Swap(&other);
 }
 
-QueryResults& QueryResults::operator=(QueryResults&& other) noexcept {
+QueryResults& QueryResults::operator=(QueryResults&& other) {
   Swap(&other);
   return *this;
 }
@@ -186,7 +186,7 @@ QueryURLResult::QueryURLResult(QueryURLR
 
 QueryURLResult& QueryURLResult::operator=(const QueryURLResult&) = default;
 
-QueryURLResult& QueryURLResult::operator=(QueryURLResult&&) noexcept = default;
+QueryURLResult& QueryURLResult::operator=(QueryURLResult&&) = default;
 
 // MostVisitedURL --------------------------------------------------------------
 
diff -up chromium-77.0.3865.75/components/history/core/browser/history_types.h.el7-noexcept chromium-77.0.3865.75/components/history/core/browser/history_types.h
--- chromium-77.0.3865.75/components/history/core/browser/history_types.h.el7-noexcept	2019-09-17 18:42:09.437172988 +0200
+++ chromium-77.0.3865.75/components/history/core/browser/history_types.h	2019-09-17 18:42:09.365172415 +0200
@@ -143,7 +143,7 @@ class QueryResults {
   ~QueryResults();
 
   QueryResults(QueryResults&& other) noexcept;
-  QueryResults& operator=(QueryResults&& other) noexcept;
+  QueryResults& operator=(QueryResults&& other);
 
   void set_reached_beginning(bool reached) { reached_beginning_ = reached; }
   bool reached_beginning() { return reached_beginning_; }
@@ -278,7 +278,7 @@ struct QueryURLResult {
   QueryURLResult(const QueryURLResult&);
   QueryURLResult(QueryURLResult&&) noexcept;
   QueryURLResult& operator=(const QueryURLResult&);
-  QueryURLResult& operator=(QueryURLResult&&) noexcept;
+  QueryURLResult& operator=(QueryURLResult&&);
   ~QueryURLResult();
 
   // Indicates whether the call to HistoryBackend::QueryURL was successfull
diff -up chromium-77.0.3865.75/components/history/core/browser/url_row.cc.el7-noexcept chromium-77.0.3865.75/components/history/core/browser/url_row.cc
--- chromium-77.0.3865.75/components/history/core/browser/url_row.cc.el7-noexcept	2019-09-18 08:03:25.458138423 +0200
+++ chromium-77.0.3865.75/components/history/core/browser/url_row.cc	2019-09-18 08:03:34.363234155 +0200
@@ -26,7 +26,7 @@ URLRow::~URLRow() {
 }
 
 URLRow& URLRow::operator=(const URLRow& other) = default;
-URLRow& URLRow::operator=(URLRow&& other) noexcept = default;
+URLRow& URLRow::operator=(URLRow&& other) = default;
 
 void URLRow::Swap(URLRow* other) {
   std::swap(id_, other->id_);
diff -up chromium-77.0.3865.75/components/omnibox/browser/suggestion_answer.cc.el7-noexcept chromium-77.0.3865.75/components/omnibox/browser/suggestion_answer.cc
--- chromium-77.0.3865.75/components/omnibox/browser/suggestion_answer.cc.el7-noexcept	2019-09-17 22:00:18.670108528 +0200
+++ chromium-77.0.3865.75/components/omnibox/browser/suggestion_answer.cc	2019-09-17 22:00:32.518272148 +0200
@@ -60,7 +60,7 @@ SuggestionAnswer::TextField::TextField(T
 SuggestionAnswer::TextField& SuggestionAnswer::TextField::operator=(
     const TextField&) = default;
 SuggestionAnswer::TextField& SuggestionAnswer::TextField::operator=(
-    TextField&&) noexcept = default;
+    TextField&&) = default;
 
 // static
 bool SuggestionAnswer::TextField::ParseTextField(const base::Value& field_json,
diff -up chromium-77.0.3865.75/components/policy/core/common/policy_map.cc.el7-noexcept chromium-77.0.3865.75/components/policy/core/common/policy_map.cc
--- chromium-77.0.3865.75/components/policy/core/common/policy_map.cc.el7-noexcept	2019-09-17 18:42:14.622214197 +0200
+++ chromium-77.0.3865.75/components/policy/core/common/policy_map.cc	2019-09-17 18:42:14.556213673 +0200
@@ -52,7 +52,7 @@ PolicyMap::Entry::Entry(
 PolicyMap::Entry::~Entry() = default;
 
 PolicyMap::Entry::Entry(Entry&&) noexcept = default;
-PolicyMap::Entry& PolicyMap::Entry::operator=(Entry&&) noexcept = default;
+PolicyMap::Entry& PolicyMap::Entry::operator=(Entry&&) = default;
 
 PolicyMap::Entry PolicyMap::Entry::DeepCopy() const {
   Entry copy;
diff -up chromium-77.0.3865.75/components/signin/public/identity_manager/account_info.cc.el7-noexcept chromium-77.0.3865.75/components/signin/public/identity_manager/account_info.cc
--- chromium-77.0.3865.75/components/signin/public/identity_manager/account_info.cc.el7-noexcept	2019-09-17 21:06:27.037828110 +0200
+++ chromium-77.0.3865.75/components/signin/public/identity_manager/account_info.cc	2019-09-17 21:07:20.726472932 +0200
@@ -52,7 +52,7 @@ CoreAccountInfo::CoreAccountInfo(CoreAcc
 CoreAccountInfo& CoreAccountInfo::operator=(const CoreAccountInfo& other) =
     default;
 
-CoreAccountInfo& CoreAccountInfo::operator=(CoreAccountInfo&& other) noexcept =
+CoreAccountInfo& CoreAccountInfo::operator=(CoreAccountInfo&& other) =
     default;
 
 bool CoreAccountInfo::IsEmpty() const {
@@ -69,7 +69,7 @@ AccountInfo::AccountInfo(AccountInfo&& o
 
 AccountInfo& AccountInfo::operator=(const AccountInfo& other) = default;
 
-AccountInfo& AccountInfo::operator=(AccountInfo&& other) noexcept = default;
+AccountInfo& AccountInfo::operator=(AccountInfo&& other) = default;
 
 bool AccountInfo::IsEmpty() const {
   return CoreAccountInfo::IsEmpty() && hosted_domain.empty() &&
diff -up chromium-77.0.3865.75/google_apis/gaia/core_account_id.cc.el7-noexcept chromium-77.0.3865.75/google_apis/gaia/core_account_id.cc
--- chromium-77.0.3865.75/google_apis/gaia/core_account_id.cc.el7-noexcept	2019-09-17 18:43:12.969677930 +0200
+++ chromium-77.0.3865.75/google_apis/gaia/core_account_id.cc	2019-09-17 18:43:12.989678089 +0200
@@ -14,7 +14,7 @@ CoreAccountId::~CoreAccountId() = defaul
 
 CoreAccountId& CoreAccountId::operator=(const CoreAccountId&) = default;
 
-CoreAccountId& CoreAccountId::operator=(CoreAccountId&&) noexcept = default;
+CoreAccountId& CoreAccountId::operator=(CoreAccountId&&) = default;
 
 CoreAccountId::CoreAccountId(const char* id) : id(id) {}
 
diff -up chromium-77.0.3865.75/google_apis/gaia/core_account_id.h.el7-noexcept chromium-77.0.3865.75/google_apis/gaia/core_account_id.h
--- chromium-77.0.3865.75/google_apis/gaia/core_account_id.h.el7-noexcept	2019-09-17 18:43:12.978678001 +0200
+++ chromium-77.0.3865.75/google_apis/gaia/core_account_id.h	2019-09-17 18:43:12.983678041 +0200
@@ -20,7 +20,7 @@ struct CoreAccountId {
   ~CoreAccountId();
 
   CoreAccountId& operator=(const CoreAccountId&);
-  CoreAccountId& operator=(CoreAccountId&&) noexcept;
+  CoreAccountId& operator=(CoreAccountId&&);
 
   // Those implicit constructor and conversion operator allow to
   // progressively migrate the code to use this struct. Removing
diff -up chromium-77.0.3865.75/gpu/config/gpu_info.cc.el7-noexcept chromium-77.0.3865.75/gpu/config/gpu_info.cc
--- chromium-77.0.3865.75/gpu/config/gpu_info.cc.el7-noexcept	2019-09-17 18:42:25.049297073 +0200
+++ chromium-77.0.3865.75/gpu/config/gpu_info.cc	2019-09-17 18:42:25.049297073 +0200
@@ -170,7 +170,7 @@ GPUInfo::GPUDevice& GPUInfo::GPUDevice::
     const GPUInfo::GPUDevice& other) = default;
 
 GPUInfo::GPUDevice& GPUInfo::GPUDevice::operator=(
-    GPUInfo::GPUDevice&& other) noexcept = default;
+    GPUInfo::GPUDevice&& other) = default;
 
 GPUInfo::GPUInfo()
     : optimus(false),
diff -up chromium-77.0.3865.75/third_party/openscreen/src/osp/public/service_info.h.el7-noexcept chromium-77.0.3865.75/third_party/openscreen/src/osp/public/service_info.h
--- chromium-77.0.3865.75/third_party/openscreen/src/osp/public/service_info.h.el7-noexcept	2019-09-17 21:46:46.378655525 +0200
+++ chromium-77.0.3865.75/third_party/openscreen/src/osp/public/service_info.h	2019-09-17 21:47:16.897035418 +0200
@@ -21,7 +21,7 @@ struct ServiceInfo {
   ServiceInfo(ServiceInfo&&) MAYBE_NOEXCEPT = default;
   ServiceInfo(const ServiceInfo&) MAYBE_NOEXCEPT = default;
 
-  ServiceInfo& operator=(ServiceInfo&&) MAYBE_NOEXCEPT = default;
+  ServiceInfo& operator=(ServiceInfo&&) = default;
   ServiceInfo& operator=(const ServiceInfo&) MAYBE_NOEXCEPT = default;
 
   bool operator==(const ServiceInfo& other) const;