Revert of Revert some other possible suspects of a 0.43% size increase of setup.exe: https://build.chromium.o…

base/threading/simple_thread.cc

Index: base/threading/simple_thread.cc
diff --git a/base/threading/simple_thread.cc b/base/threading/simple_thread.cc
index 028d4f4ab23e2cf1ed971d50f2ac6c26fdca0036..1bc31135941f0169603924dfa0d8d3542e6ab650 100644
--- a/base/threading/simple_thread.cc
+++ b/base/threading/simple_thread.cc
@@ -52,7 +52,7 @@
   // Construct our full name of the form "name_prefix_/TID".
   name_.push_back('/');
   name_.append(IntToString(tid_));
-  PlatformThread::SetName(name_.c_str());
+  PlatformThread::SetName(name_);
 
   // We've initialized our new thread, signal that we're done to Start().
   event_.Signal();