1 files changed, 8 insertions, 6 deletions
diff --git a/chromium/third_party/blink/renderer/platform/wtf/typed_arrays/array_buffer_builder.cc b/chromium/third_party/blink/renderer/platform/wtf/typed_arrays/array_buffer_builder.cc
index b35101e3fd3..4a2561a2bee 100644
--- a/chromium/third_party/blink/renderer/platform/wtf/typed_arrays/array_buffer_builder.cc
+++ b/chromium/third_party/blink/renderer/platform/wtf/typed_arrays/array_buffer_builder.cc
@@ -43,7 +43,7 @@ ArrayBufferBuilder::ArrayBufferBuilder()
 }
 
 bool ArrayBufferBuilder::ExpandCapacity(unsigned size_to_increase) {
-  unsigned current_buffer_size = buffer_->ByteLength();
+  size_t current_buffer_size = buffer_->ByteLength();
 
   // If the size of the buffer exceeds max of unsigned, it can't be grown any
   // more.
@@ -55,8 +55,10 @@ bool ArrayBufferBuilder::ExpandCapacity(unsigned size_to_increase) {
   // Grow exponentially if possible.
   unsigned exponential_growth_new_buffer_size =
       std::numeric_limits<unsigned>::max();
-  if (current_buffer_size <= std::numeric_limits<unsigned>::max() / 2)
-    exponential_growth_new_buffer_size = current_buffer_size * 2;
+  if (current_buffer_size <= std::numeric_limits<unsigned>::max() / 2) {
+    exponential_growth_new_buffer_size =
+        static_cast<unsigned>(current_buffer_size * 2);
+  }
   if (exponential_growth_new_buffer_size > new_buffer_size)
     new_buffer_size = exponential_growth_new_buffer_size;
 
@@ -74,11 +76,11 @@ bool ArrayBufferBuilder::ExpandCapacity(unsigned size_to_increase) {
 unsigned ArrayBufferBuilder::Append(const char* data, unsigned length) {
   DCHECK_GT(length, 0u);
 
-  unsigned current_buffer_size = buffer_->ByteLength();
+  size_t current_buffer_size = buffer_->ByteLength();
 
   DCHECK_LE(bytes_used_, current_buffer_size);
 
-  unsigned remaining_buffer_space = current_buffer_size - bytes_used_;
+  size_t remaining_buffer_space = current_buffer_size - bytes_used_;
 
   unsigned bytes_to_save = length;
 
@@ -87,7 +89,7 @@ unsigned ArrayBufferBuilder::Append(const char* data, unsigned length) {
       if (!ExpandCapacity(length))
         return 0;
     } else {
-      bytes_to_save = remaining_buffer_space;
+      bytes_to_save = static_cast<unsigned>(remaining_buffer_space);
     }
   }