Linux: use -Wl,--no-as-needed for all cases where it is needed.

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 2595 matching lines @@
                   '-fomit-frame-pointer',
                   '-fdata-sections',
                   '-ffunction-sections',
                 ],
                 'ldflags': [
                   '-Wl,-O1',
                   '-Wl,--as-needed',
                   '-Wl,--gc-sections',
                 ],
               }],
-              ['OS=="linux" and target_arch=="ia32"', {
-                'ldflags': [
-                  '-Wl,--no-as-needed',
-                ],
-              }],
             ],
           },
           'Release_Base': {
             'variables': {
               'release_optimize%': '2',
               # Binaries become big and gold is unable to perform GC
               # and remove unused sections for some of test targets
               # on 32 bit platform.
               # (This is currently observed only in chromeos valgrind bots)
               # The following flag is to disable --gc-sections linker
@@ skipping 479 matching lines @@
                   'gold_path': '<(PRODUCT_DIR)/../../third_party/gold',
                 }, {
                   'gold_path': '<(PRODUCT_DIR)/../../Source/WebKit/chromium/third_party/gold',
                 }]
               ]
             },
             'ldflags': [
               # Put our gold binary in the search path for the linker.
               '-B<(gold_path)',
             ],
+          }, {
+            'ldflags': [

[Paweł Hajdan Jr., 2013/04/12 19:42:13]

It's hard to review changes in long and deeply nested gyp files.

I'm assuming this applies to Linux in all configurations on all architectures.

I'm relying on the trybots/buildbots to verify the correctness of this change
("if it compiles, it is perfect").

+              '-Wl,--no-as-needed',
+            ],
           }],
         ],
       },
     }],
     # FreeBSD-specific options; note that most FreeBSD options are set above,
     # with Linux.
     ['OS=="freebsd"', {
       'target_defaults': {
         'ldflags': [
           '-Wl,--no-keep-memory',
@@ skipping 1099 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',
   },
 }