Don't print the callstack in forked browser test processes.

chrome/test/base/in_process_browser_test.h

 // 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.
 
 #ifndef CHROME_TEST_BASE_IN_PROCESS_BROWSER_TEST_H_
 #define CHROME_TEST_BASE_IN_PROCESS_BROWSER_TEST_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 155 matching lines @@
   // doesn't apply to the Mac.
   CommandLine GetCommandLineForRelaunch();
 #endif
 
   // Returns the host resolver being used for the tests. Subclasses might want
   // to configure it inside tests.
   net::RuleBasedHostResolverProc* host_resolver() {
     return host_resolver_.get();
   }
 
-#if defined(OS_POSIX)
-  // This is only needed by a test that raises SIGTERM to ensure that a specific
-  // codepath is taken.
-  void DisableSIGTERMHandling() {
-    handle_sigterm_ = false;
-  }
-#endif
-
 #if defined(OS_MACOSX)
   // Returns the autorelease pool in use inside RunTestOnMainThreadLoop().
   base::mac::ScopedNSAutoreleasePool* AutoreleasePool() const {
     return autorelease_pool_;
   }
 #endif  // OS_MACOSX
 
  private:
   // Creates a user data directory for the test if one is needed. Returns true
   // if successful.
@@ skipping 12 matching lines @@
   // ContentRendererClient when running in single-process mode.
   scoped_ptr<content::ContentRendererClient> single_process_renderer_client_;
 
   // Host resolver to use during the test.
   scoped_refptr<net::RuleBasedHostResolverProc> host_resolver_;
 
   // Temporary user data directory. Used only when a user data directory is not
   // specified in the command line.
   ScopedTempDir temp_user_data_dir_;
 
-#if defined(OS_POSIX)
-  bool handle_sigterm_;
-#endif
-
 #if defined(OS_CHROMEOS)
   chromeos::ScopedStubCrosEnabler stub_cros_enabler_;
 #endif  // defined(OS_CHROMEOS)
 
 #if defined(OS_MACOSX)
   base::mac::ScopedNSAutoreleasePool* autorelease_pool_;
 #endif  // OS_MACOSX
 };
 
 #endif  // CHROME_TEST_BASE_IN_PROCESS_BROWSER_TEST_H_