Increase kShutdownDetectorThreadStackSize to avoid tcmalloc stack overflow.

chrome/browser/chrome_browser_main_posix.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chrome_browser_main_posix.h"
 
 #include <errno.h>
 #include <limits.h>
 #include <pthread.h>
 #include <signal.h>
@@ skipping 296 matching lines @@
 
   int pipefd[2];
   int ret = pipe(pipefd);
   if (ret < 0) {
     PLOG(DFATAL) << "Failed to create pipe";
   } else {
     g_pipe_pid = getpid();
     g_shutdown_pipe_read_fd = pipefd[0];
     g_shutdown_pipe_write_fd = pipefd[1];
 #if !defined(ADDRESS_SANITIZER) && !defined(KEEP_SHADOW_STACKS)
-    const size_t kShutdownDetectorThreadStackSize = PTHREAD_STACK_MIN;
+    const size_t kShutdownDetectorThreadStackSize = PTHREAD_STACK_MIN * 2;
 #else
     // ASan instrumentation and -finstrument-functions (used for keeping the
     // shadow stacks) bloat the stack frames, so we need to increase the stack
     // size to avoid hitting the guard page.
     const size_t kShutdownDetectorThreadStackSize = PTHREAD_STACK_MIN * 4;
 #endif
     // TODO(viettrungluu,willchan): crbug.com/29675 - This currently leaks, so
     // if you change this, you'll probably need to change the suppression.
     if (!base::PlatformThread::CreateNonJoinable(
             kShutdownDetectorThreadStackSize,
@@ skipping 39 matching lines @@
   ChromeBrowserMainExtraPartsGtk::ShowMessageBox(
       chrome_browser::kMissingLocaleDataMessage);
 #elif defined(USE_AURA)
   // TODO(port): We may want a views based message dialog here eventually, but
   // for now, crash.
   NOTREACHED();
 #else
 #error "Need MessageBox implementation."
 #endif
 }