Continue with the FreeBSD port - this version builds and links, though...

build/common.gypi

 # Copyright (c) 2009 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.
 
 {
   'variables': {
     # .gyp files should set chromium_code to 1 if they build Chromium-specific
     # code, as opposed to external code.  This variable is used to control
     # such things as the set of warnings to enable, and whether warnings are
     # treated as errors.
@@ skipping 95 matching lines @@
 
     # The system root for cross-compiles. Default: none.
     'sysroot%': '',
 
     # This is the location of the sandbox binary. Chrome looks for this before
     # running the zygote process. If found, and SUID, it will be used to
     # sandbox the zygote process and, thus, all renderer processes.
     'linux_sandbox_path%': '',
 
     'conditions': [
-      ['OS=="linux"', {
+      ['OS=="linux" or OS=="freebsd"', {
         'conditions': [
           ['branding=="Chrome" or linux_chromium_breakpad==1', {
             'linux_breakpad%': 1,
           }, {
             'linux_breakpad%': 0,
           }],
         ],
       }],  # OS=="linux"
       ['OS=="mac"', {
         'conditions': [
@@ skipping 215 matching lines @@
               'VCLinkerTool': {
                 'LinkIncremental': '1',
               },
             },
           },
         }],
       ],
     },
   },
   'conditions': [
-    ['OS=="linux"', {
+    ['OS=="linux" or OS=="freebsd"', {
       'target_defaults': {
         # Enable -Werror by default, but put it in a variable so it can
         # be disabled in ~/.gyp/include.gypi on the valgrind builders.
         'variables': {
           'werror%': '-Werror',
           'no_strict_aliasing%': 0,
         },
         'cflags': [
           '<(werror)',  # See note above about the werror variable.
           '-pthread',
@@ skipping 191 matching lines @@
               '-fno-strict-aliasing',
             ],
           }],
           ['linux_breakpad==1', {
             'cflags': [ '-gstabs' ],
             'defines': ['USE_LINUX_BREAKPAD'],
           }],
         ],
       },
     }],
+    # Note that most FreeBSD options are set above, with Linux
+    ['OS=="freebsd"', {
+      'target_defaults': {
+        'ldflags': [
+          '-Wl,--no-keep-memory',
+        ],
+      },
+    }],
     ['OS=="mac"', {
       'target_defaults': {
         'variables': {
           # This should be 'mac_real_dsym%', but there seems to be a bug
           # with % in variables that are intended to be set to different
           # values in different targets, like this one.
           'mac_real_dsym': 0,  # Fake .dSYMs are fine in most cases.
         },
         'mac_bundle': 0,
         'xcode_settings': {
@@ skipping 203 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',
   },
 }