Remove more library=shared_library pieces.

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 10 matching lines @@
           # Whether we're building a ChromeOS build.
           'chromeos%': 0,
 
           # Disable touch support by default.
           'touchui%': 0,
         },
         # Copy conditionally-set variables out one scope.
         'chromeos%': '<(chromeos)',
         'touchui%': '<(touchui)',
 
-        # To do a shared build on linux we need to be able to choose between
-        # type static_library and shared_library. We default to doing a static
-        # build but you can override this with "gyp -Dlibrary=shared_library"
-        # or you can add the following line (without the #) to
-        # ~/.gyp/include.gypi {'variables': {'library': 'shared_library'}}
-        # to compile as shared by default
-        'library%': 'static_library',
-
         # Compute the architecture that we're building on.
         'conditions': [
           [ 'OS=="win" or OS=="mac"', {
             'host_arch%': 'ia32',
           }, {
             # This handles the Unix platforms for which there is some support.
             # Anything else gets passed through, which probably won't work very
             # well; such hosts should pass an explicit target_arch to gyp.
             'host_arch%':
               '<!(uname -m | sed -e "s/i.86/ia32/;s/x86_64/x64/;s/amd64/x64/;s/arm.*/arm/;s/i86pc/ia32/")',
           }],
 
           # Set default value of toolkit_views on for Windows, Chrome OS
           # and the touch UI.
           ['OS=="win" or chromeos==1 or touchui==1', {
             'toolkit_views%': 1,
           }, {
             'toolkit_views%': 0,
           }],
         ],
       },
 
       # Copy conditionally-set variables out one scope.
       'chromeos%': '<(chromeos)',
       'touchui%': '<(touchui)',
       'host_arch%': '<(host_arch)',
-      'library%': 'static_library',
       'toolkit_views%': '<(toolkit_views)',
 
       # Override branding to select the desired branding flavor.
       'branding%': 'Chromium',
 
       # Override buildtype to select the desired build flavor.
       # Dev - everyday build for development/testing
       # Official - release build (generally implies additional processing)
       # TODO(mmoss) Once 'buildtype' is fully supported (e.g. Windows gyp
       # conversion is done), some of the things which are now controlled by
@@ skipping 134 matching lines @@
     'chromeos%': '<(chromeos)',
     'touchui%': '<(touchui)',
     'file_manager_extension%': '<(file_manager_extension)',
     'inside_chromium_build%': '<(inside_chromium_build)',
     'fastbuild%': '<(fastbuild)',
     'python_ver%': '<(python_ver)',
     'armv7%': '<(armv7)',
     'arm_neon%': '<(arm_neon)',
     'sysroot%': '<(sysroot)',
     'disable_sse2%': '<(disable_sse2)',
-    'library%': 'static_library',
     'component%': '<(component)',
     'use_titlecase_in_grd_files%': '<(use_titlecase_in_grd_files)',
     'use_third_party_translations%': '<(use_third_party_translations)',
     'remoting%': '<(remoting)',
     'p2p_apis%': '<(p2p_apis)',
     'clang_use_chrome_plugins%': '<(clang_use_chrome_plugins)',
 
+    # We used to provide a variable for changing how libraries were built.
+    # This variable remains until we can clean up all the users.
+    # http://code.google.com/p/chromium/issues/detail?id=83308
+    'library%': 'static_library',
+
     # The release channel that this build targets. This is used to restrict
     # channel-specific build options, like which installer packages to create.
     # The default is 'all', which does no channel-specific filtering.
     'channel%': 'all',
 
     # Override chromium_mac_pch and set it to 0 to suppress the use of
     # precompiled headers on the Mac.  Prefix header injection may still be
     # used, but prefix headers will not be precompiled.  This is useful when
     # using distcc to distribute a build to compile slaves that don't
     # share the same compiler executable as the system driving the compilation,
@@ skipping 1095 matching lines @@
           }],
           ['no_strict_aliasing==1', {
             'cflags': [
               '-fno-strict-aliasing',
             ],
           }],
           ['linux_breakpad==1', {
             'cflags': [ '-g' ],
             'defines': ['USE_LINUX_BREAKPAD'],
           }],
-          ['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'],
           }],
           ['linux_keep_shadow_stacks==1', {
@@ skipping 369 matching lines @@
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }
 
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