1 files changed, 4 insertions, 4 deletions
diff --git a/deps/v8/src/zone/accounting-allocator.cc b/deps/v8/src/zone/accounting-allocator.cc
index 8ef141b4c1..37ebcf0dd4 100644
--- a/deps/v8/src/zone/accounting-allocator.cc
+++ b/deps/v8/src/zone/accounting-allocator.cc
@@ -43,7 +43,7 @@ void AccountingAllocator::ConfigureSegmentPool(const size_t max_pool_size) {
                                   (size_t(1) << kMinSegmentSizePower);
   size_t fits_fully = max_pool_size / full_size;
 
-  base::LockGuard<base::Mutex> lock_guard(&unused_segments_mutex_);
+  base::MutexGuard lock_guard(&unused_segments_mutex_);
 
   // We assume few zones (less than 'fits_fully' many) to be active at the same
   // time. When zones grow regularly, they will keep requesting segments of
@@ -138,7 +138,7 @@ Segment* AccountingAllocator::GetSegmentFromPool(size_t requested_size) {
 
   Segment* segment;
   {
-    base::LockGuard<base::Mutex> lock_guard(&unused_segments_mutex_);
+    base::MutexGuard lock_guard(&unused_segments_mutex_);
 
     segment = unused_segments_heads_[power];
 
@@ -173,7 +173,7 @@ bool AccountingAllocator::AddSegmentToPool(Segment* segment) {
   power -= kMinSegmentSizePower;
 
   {
-    base::LockGuard<base::Mutex> lock_guard(&unused_segments_mutex_);
+    base::MutexGuard lock_guard(&unused_segments_mutex_);
 
     if (unused_segments_sizes_[power] >= unused_segments_max_sizes_[power]) {
       return false;
@@ -189,7 +189,7 @@ bool AccountingAllocator::AddSegmentToPool(Segment* segment) {
 }
 
 void AccountingAllocator::ClearPool() {
-  base::LockGuard<base::Mutex> lock_guard(&unused_segments_mutex_);
+  base::MutexGuard lock_guard(&unused_segments_mutex_);
 
   for (size_t power = 0; power <= kMaxSegmentSizePower - kMinSegmentSizePower;
        power++) {