Add _GLIBCXX_DEBUG compilation mode.

build/common.gypi

 # Copyright (c) 2011 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 404 matching lines @@
     # Example:
     #     GYP_DEFINES='clang=1 clang_load=/abs/path/to/libPrintFunctionNames.dylib clang_add_plugin=print-fns' gclient runhooks
 
     'clang_load%': '',
     'clang_add_plugin%': '',
 
     # Enable sampling based profiler.
     # See http://google-perftools.googlecode.com/svn/trunk/doc/cpuprofile.html
     'profiling%': '0',
 
+    # Enable strict glibc debug mode.
+    'glibcxx_debug%': 0,
+
     # Override whether we should use Breakpad on Linux. I.e. for Chrome bot.
     'linux_breakpad%': 0,
     # And if we want to dump symbols for Breakpad-enabled builds.
     'linux_dump_symbols%': 0,
     # And if we want to strip the binary after dumping symbols.
     'linux_strip_binary%': 0,
     # Strip the test binaries needed for Linux reliability tests.
     'linux_strip_reliability_tests%': 0,
 
     # Enable TCMalloc.
@@ skipping 343 matching lines @@
       }],
       ['file_manager_extension==1', {
         'defines': ['FILE_MANAGER_EXTENSION=1'],
       }],
       ['webui_task_manager==1', {
         'defines': ['WEBUI_TASK_MANAGER=1'],
       }],
       ['profiling==1', {
         'defines': ['ENABLE_PROFILING=1'],
       }],
+      ['OS=="linux" and glibcxx_debug==1', {
+        'defines': ['_GLIBCXX_DEBUG=1',],
+        'cflags_cc!': ['-fno-rtti'],
+        'cflags_cc+': ['-frtti', '-g'],
+      }],
       ['remoting==1', {
         'defines': ['ENABLE_REMOTING=1'],
       }],
       ['p2p_apis==1', {
         'defines': ['ENABLE_P2P_APIS=1'],
       }],
       ['proprietary_codecs==1', {
         'defines': ['USE_PROPRIETARY_CODECS'],
       }],
       ['enable_flapper_hacks==1', {
@@ skipping 1180 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }