linux: remove --as-needed in the shared build

build/common.gypi

 # Copyright (c) 2010 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': {
     # .gyp files or targets should set chromium_code to 1 if they build
@@ skipping 1118 matching lines @@
           ['library=="shared_library"', {
             # When building with shared libraries, remove the visiblity-hiding
             # flag.
             'cflags!': [ '-fvisibility=hidden' ],
             'conditions': [
               ['target_arch=="x64" or target_arch=="arm"', {
                 # Shared libraries need -fPIC on x86-64 and arm
                 'cflags': ['-fPIC']
               }]
             ],
+            'ldflags!': [
+              # --as-needed confuses library interdependencies.
+              # See http://code.google.com/p/chromium/issues/detail?id=61430
+              '-Wl,--as-needed',
+            ],
           }],
           ['linux_use_heapchecker==1', {
             'variables': {'linux_use_tcmalloc%': 1},
           }],
           ['linux_use_tcmalloc==0', {
             'defines': ['NO_TCMALLOC'],
           }],
           ['linux_use_heapchecker==0', {
             'defines': ['NO_HEAPCHECKER'],
           }],
@@ skipping 316 matching lines @@
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }
 
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