trace_event support for thread names

base/threading/platform_thread_posix.cc

Index: base/threading/platform_thread_posix.cc
diff --git a/base/threading/platform_thread_posix.cc b/base/threading/platform_thread_posix.cc
index 497acb5efdf7787ea03cace75b0c398931029a0e..9ea0c855d0072d3311f63a8edb7d78fe97567e11 100644
--- a/base/threading/platform_thread_posix.cc
+++ b/base/threading/platform_thread_posix.cc
@@ -10,6 +10,7 @@
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/safe_strerror_posix.h"
+#include "base/debug/trace_event.h"
 #include "base/threading/thread_restrictions.h"
 
 #if defined(OS_MACOSX)
@@ -159,6 +160,8 @@ void PlatformThread::Sleep(int duration_ms) {
 #if 0 && defined(OS_LINUX)
 // static
 void PlatformThread::SetName(const char* name) {
+  base::debug::TraceLog::GetInstance()->SetCurrentThreadName(name);
+
   // http://0pointer.de/blog/projects/name-your-threads.html
 
   // glibc recently added support for pthread_setname_np, but it's not
@@ -189,8 +192,8 @@ void PlatformThread::SetName(const char* name) {
 // Mac is implemented in platform_thread_mac.mm.
 #else
 // static
-void PlatformThread::SetName(const char* /*name*/) {
-  // Leave it unimplemented.
+void PlatformThread::SetName(const char* name) {
+  base::debug::TraceLog::GetInstance()->SetCurrentThreadName(name);
 
   // (This should be relatively simple to implement for the BSDs; I
   // just don't have one handy to test the code on.)