[Eraser] Remove chrome://tcmalloc

content/child/child_thread_impl.cc

Index: content/child/child_thread_impl.cc
diff --git a/content/child/child_thread_impl.cc b/content/child/child_thread_impl.cc
index be915a08df82b9be4e991680f17a9c066617e54b..251a5c13f3965cf45a9c12355d4f24dbfe507c1c 100644
--- a/content/child/child_thread_impl.cc
+++ b/content/child/child_thread_impl.cc
@@ -8,7 +8,6 @@
 
 #include <string>
 
-#include "base/allocator/allocator_extension.h"
 #include "base/base_switches.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
@@ -658,9 +657,6 @@ bool ChildThreadImpl::OnMessageReceived(const IPC::Message& msg) {
                         OnProcessBackgrounded)
     IPC_MESSAGE_HANDLER(MojoMsg_BindExternalMojoShellHandle,
                         OnBindExternalMojoShellHandle)
-#if defined(USE_TCMALLOC)
-    IPC_MESSAGE_HANDLER(ChildProcessMsg_GetTcmallocStats, OnGetTcmallocStats)
-#endif
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
@@ -730,16 +726,6 @@ void ChildThreadImpl::OnBindExternalMojoShellHandle(
 #endif  // defined(MOJO_SHELL_CLIENT)
 }
 
-#if defined(USE_TCMALLOC)
-void ChildThreadImpl::OnGetTcmallocStats() {
-  std::string result;
-  char buffer[1024 * 32];
-  base::allocator::GetStats(buffer, sizeof(buffer));
-  result.append(buffer);
-  Send(new ChildProcessHostMsg_TcmallocStats(result));
-}
-#endif
-
 ChildThreadImpl* ChildThreadImpl::current() {
   return g_lazy_tls.Pointer()->Get();
 }