Use C-style comments in the brotli decoder.

brotli/dec/safe_malloc.c

@@ -1,18 +1,19 @@
-// Copyright 2013 Google Inc. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-// Size-checked memory allocation.
+/* Copyright 2013 Google Inc. All Rights Reserved.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+
+   Size-checked memory allocation.
+*/
 
 #include <stdlib.h>
 #include "./safe_malloc.h"
@@ -21,7 +22,7 @@
 extern "C" {
 #endif
 
-// Returns 0 in case of overflow of nmemb * size.
+/* Returns 0 in case of overflow of nmemb * size. */
 static int CheckSizeArgumentsOverflow(uint64_t nmemb, size_t size) {
   const uint64_t total_size = nmemb * size;
   if (nmemb == 0) return 1;
@@ -37,5 +38,5 @@ void* BrotliSafeMalloc(uint64_t nmemb, size_t size) {
 }
 
 #if defined(__cplusplus) || defined(c_plusplus)
-}    // extern "C"
+}    /* extern "C" */
 #endif