Replace strings with ints to avoid comdat folding on the thread watcher.

chrome/browser/metrics/thread_watcher_report_hang.cc

Index: chrome/browser/metrics/thread_watcher_report_hang.cc
diff --git a/chrome/browser/metrics/thread_watcher_report_hang.cc b/chrome/browser/metrics/thread_watcher_report_hang.cc
index 0f11a730c05ccae983e7575e8420147ccbe98f68..f0cd6c2dc85bd75bf189c349dda2955bedb27935 100644
--- a/chrome/browser/metrics/thread_watcher_report_hang.cc
+++ b/chrome/browser/metrics/thread_watcher_report_hang.cc
@@ -31,56 +31,56 @@ NOINLINE void ReportThreadHang() {
 #if !defined(OS_ANDROID) || !defined(NDEBUG)
 // TODO(rtenneti): Enabled crashing, after getting data.
 NOINLINE void StartupHang() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 #endif  // OS_ANDROID
 
 NOINLINE void ShutdownHang() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 
 NOINLINE void ThreadUnresponsive_UI() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 
 NOINLINE void ThreadUnresponsive_DB() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 
 NOINLINE void ThreadUnresponsive_FILE() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 
 NOINLINE void ThreadUnresponsive_FILE_USER_BLOCKING() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 
 NOINLINE void ThreadUnresponsive_PROCESS_LAUNCHER() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 
 NOINLINE void ThreadUnresponsive_CACHE() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }
 
 NOINLINE void ThreadUnresponsive_IO() {
-  volatile const char* inhibit_comdat = __FUNCTION__;
+  volatile int inhibit_comdat = __LINE__;
   ALLOW_UNUSED_LOCAL(inhibit_comdat);
   ReportThreadHang();
 }