scons: excise more scons references from the code base

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 523 matching lines @@
             },
             # Add -lgcov for types executable, shared_library, and
             # loadable_module; not for static_library.
             # This is a delayed conditional.
             'target_conditions': [
               ['_type!="static_library"', {
                 'xcode_settings': { 'OTHER_LDFLAGS': [ '-lgcov' ] },
               }],
             ],
           }],
-          # Linux gyp (into scons) doesn't like target_conditions?
-          # TODO(???): track down why 'target_conditions' doesn't work
-          # on Linux gyp into scons like it does on Mac gyp into xcodeproj.
           ['OS=="linux"', {
             'cflags': [ '-ftest-coverage',
                         '-fprofile-arcs' ],
             'link_settings': { 'libraries': [ '-lgcov' ] },
           }],
           # Finally, for Windows, we simply turn on profiling.
           ['OS=="win"', {
             'msvs_settings': {
               'VCLinkerTool': {
                 'Profile': 'true',
@@ skipping 330 matching lines @@
         'cflags_cc': [
           '-fno-rtti',
           '-fno-threadsafe-statics',
           # Make inline functions have hidden visiblity by default.
           # Surprisingly, not covered by -fvisibility=hidden.
           '-fvisibility-inlines-hidden',
         ],
         'ldflags': [
           '-pthread', '-Wl,-z,noexecstack',
         ],
-        'scons_variable_settings': {
-          'LIBPATH': ['$LIB_DIR'],
-          # Linking of large files uses lots of RAM, so serialize links
-          # using the handy flock command from util-linux.
-          'FLOCK_LINK': ['flock', '$TOP_BUILDDIR/linker.lock', '$LINK'],
-          'FLOCK_SHLINK': ['flock', '$TOP_BUILDDIR/linker.lock', '$SHLINK'],
-          'FLOCK_LDMODULE': ['flock', '$TOP_BUILDDIR/linker.lock', '$LDMODULE'],
-
-          # We have several cases where archives depend on each other in
-          # a cyclic fashion.  Since the GNU linker does only a single
-          # pass over the archives we surround the libraries with
-          # --start-group and --end-group (aka -( and -) ). That causes
-          # ld to loop over the group until no more undefined symbols
-          # are found. In an ideal world we would only make groups from
-          # those libraries which we knew to be in cycles. However,
-          # that's tough with SCons, so we bodge it by making all the
-          # archives a group by redefining the linking command here.
-          #
-          # TODO:  investigate whether we still have cycles that
-          # require --{start,end}-group.  There has been a lot of
-          # refactoring since this was first coded, which might have
-          # eliminated the circular dependencies.
-          #
-          # Note:  $_LIBDIRFLAGS comes before ${LINK,SHLINK,LDMODULE}FLAGS
-          # so that we prefer our own built libraries (e.g. -lpng) to
-          # system versions of libraries that pkg-config might turn up.
-          # TODO(sgk): investigate handling this not by re-ordering the
-          # flags this way, but by adding a hook to use the SCons
-          # ParseFlags() option on the output from pkg-config.
-          'LINKCOM': [['$FLOCK_LINK', '-o', '$TARGET',
-                       '$_LIBDIRFLAGS', '$LINKFLAGS', '$SOURCES',
-                       '-Wl,--start-group', '$_LIBFLAGS', '-Wl,--end-group']],
-          'SHLINKCOM': [['$FLOCK_SHLINK', '-o', '$TARGET',
-                         '$_LIBDIRFLAGS', '$SHLINKFLAGS', '$SOURCES',
-                         '-Wl,--start-group', '$_LIBFLAGS', '-Wl,--end-group']],
-          'LDMODULECOM': [['$FLOCK_LDMODULE', '-o', '$TARGET',
-                           '$_LIBDIRFLAGS', '$LDMODULEFLAGS', '$SOURCES',
-                           '-Wl,--start-group', '$_LIBFLAGS', '-Wl,--end-group']],
-          'IMPLICIT_COMMAND_DEPENDENCIES': 0,
-          # -rpath is only used when building with shared libraries.
-          'conditions': [
-            [ 'library=="shared_library"', {
-              'RPATH': '$LIB_DIR',
-            }],
-          ],
-        },
-        'scons_import_variables': [
-          'AS',
-          'CC',
-          'CXX',
-          'LINK',
-        ],
-        'scons_propagate_variables': [
-          'AS',
-          'CC',
-          'CCACHE_DIR',
-          'CXX',
-          'DISTCC_DIR',
-          'DISTCC_HOSTS',
-          'HOME',
-          'INCLUDE_SERVER_ARGS',
-          'INCLUDE_SERVER_PORT',
-          'LINK',
-          'CHROME_BUILD_TYPE',
-          'CHROMIUM_BUILD',
-          'OFFICIAL_BUILD',
-        ],
         'configurations': {
           'Debug_Base': {
             'variables': {
               'debug_optimize%': '0',
             },
             'defines': [
               '_DEBUG',
             ],
             'cflags': [
               '-O>(debug_optimize)',
@@ skipping 519 matching lines @@
       },
     }],
     ['enable_new_npdevice_api==1', {
       'target_defaults': {
         'defines': [
           'ENABLE_NEW_NPDEVICE_API',
         ],
       },
     }],
   ],
-  'scons_settings': {
-    'sconsbuild_dir': '<(DEPTH)/sconsbuild',
-    'tools': ['ar', 'as', 'gcc', 'g++', 'gnulink', 'chromium_builders'],
-  },
   'xcode_settings': {
     # DON'T ADD ANYTHING NEW TO THIS BLOCK UNLESS YOU REALLY REALLY NEED IT!
     # This block adds *project-wide* configuration settings to each project
     # file.  It's almost always wrong to put things here.  Specify your
     # custom xcode_settings in target_defaults to add them to targets instead.
 
     # In an Xcode Project Info window, the "Base SDK for All Configurations"
     # setting sets the SDK on a project-wide basis.  In order to get the
     # configured SDK to show properly in the Xcode UI, SDKROOT must be set
     # here at the project level.
@@ skipping 12 matching lines @@
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }
 
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