Fix ASAN default suppression symbol mangling on windows

build/sanitizers/sanitizer_options.cc

Index: build/sanitizers/sanitizer_options.cc
diff --git a/build/sanitizers/sanitizer_options.cc b/build/sanitizers/sanitizer_options.cc
index 39fa1403c975f379160571fd86c0ef339d111202..81958f214deab4d5163ffcd0cc29db0572f5cac1 100644
--- a/build/sanitizers/sanitizer_options.cc
+++ b/build/sanitizers/sanitizer_options.cc
@@ -101,7 +101,7 @@ SANITIZER_HOOK_ATTRIBUTE const char *__asan_default_options() {
   return kAsanDefaultOptions;
 }
 
-extern "C" char kASanDefaultSuppressions[];
+extern char kASanDefaultSuppressions[];
 
 SANITIZER_HOOK_ATTRIBUTE const char *__asan_default_suppressions() {
   return kASanDefaultSuppressions;
@@ -131,7 +131,7 @@ SANITIZER_HOOK_ATTRIBUTE const char *__tsan_default_options() {
   return kTsanDefaultOptions;
 }
 
-extern "C" char kTSanDefaultSuppressions[];
+extern char kTSanDefaultSuppressions[];
 
 SANITIZER_HOOK_ATTRIBUTE const char *__tsan_default_suppressions() {
   return kTSanDefaultSuppressions;
@@ -166,7 +166,7 @@ SANITIZER_HOOK_ATTRIBUTE const char *__lsan_default_options() {
   return kLsanDefaultOptions;
 }
 
-extern "C" char kLSanDefaultSuppressions[];
+extern char kLSanDefaultSuppressions[];
 
 SANITIZER_HOOK_ATTRIBUTE const char *__lsan_default_suppressions() {
   return kLSanDefaultSuppressions;