Always use the 64 bit linker on Linux 32 bit builds.

build/common.gypi

 # 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.
 
 # 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 1570 matching lines @@
           ['target_arch=="mipsel" or target_arch=="mips64el"', {
             'werror%': '',
             'disable_nacl%': 1,
             'nacl_untrusted_build%': 0,
             'use_allocator%': 'none',
           }],
           ['OS=="linux" and target_arch=="mipsel"', {
             'sysroot%': '<(sysroot)',
             'CXX%': '<(CXX)',
           }],
+          # Use a 64-bit linker to avoid running out of address space. The
+          # buildbots should have a 64-bit kernel and a 64-bit libc installed.
+          ['host_arch=="ia32" and target_arch=="ia32"', {
+            'linux_use_bundled_gold%': '1',
+            'binutils_dir%': 'third_party/binutils/Linux_x64/Release/bin',
+          }],
           # All Chrome builds have breakpad symbols, but only process the
           # symbols from official builds.
           ['(branding=="Chrome" and buildtype=="Official")', {
             'linux_dump_symbols%': 1,
 
             # Omit unwind support in official release builds to save space. We
             # can use breakpad for these builds.
             'release_unwind_tables%': 0,
-
-            'conditions': [
-              # For official builds, use a 64-bit linker to avoid running out
-              # of address space. The buildbots should have a 64-bit kernel
-              # and a 64-bit libc installed.
-              ['host_arch=="ia32" and target_arch=="ia32"', {
-                'linux_use_bundled_gold%': '1',
-                'binutils_dir%': 'third_party/binutils/Linux_x64/Release/bin',
-              }],
-            ],
           }],
         ],
       }],  # os_posix==1 and OS!="mac" and OS!="ios"
       ['OS=="ios"', {
         'disable_nacl%': 1,
         'enable_background%': 0,
         'icu_use_data_file_flag%': 1,
         'enable_web_speech%': 0,
         'use_system_libxml%': 1,
         'use_system_sqlite%': 1,
@@ skipping 4270 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',
   },
 }