diff --git a/build/common.gypi b/build/common.gypi
deleted file mode 100644
index 8ab8f7cb86..0000000000
--- a/build/common.gypi
+++ /dev/null
@@ -1,74 +0,0 @@
-# Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
-#
-# Use of this source code is governed by a BSD-style license
-# that can be found in the LICENSE file in the root of the source
-# tree. An additional intellectual property rights grant can be found
-# in the file PATENTS.  All contributing project authors may
-# be found in the AUTHORS file in the root of the source tree.
-
-# This file contains common settings for building WebRTC components.
-
-{
-  'variables': {
-    # TODO(ajm): use webrtc_standalone to match NaCl?
-    'build_with_chromium%': 1, # 1 to build webrtc with chromium
-
-    # Selects fixed-point code where possible.
-    # TODO(ajm): we'd like to set this based on the target OS/architecture.
-    'prefer_fixed_point%': 0,
-
-    'conditions': [
-      ['OS=="win"', {
-        # TODO(ajm, perkj): does this need to be here?
-        # Path needed to build Direct Show base classes on Windows.
-        # The code is included in the Windows SDK.
-        'direct_show_base_classes':
-          'C:/Program Files/Microsoft SDKs/Windows/v7.1/Samples/multimedia/directshow/baseclasses/',
-      }],
-    ], # conditions
-  },
-  'target_defaults': {
-    'include_dirs': [
-      '..', # common_types.h, typedefs.h
-    ],
-    'conditions': [
-      ['OS=="linux"', {
-        'defines': [
-          'WEBRTC_TARGET_PC',
-          'WEBRTC_LINUX',
-          'WEBRTC_THREAD_RR',
-          # TODO(ajm): can we select this automatically?
-          # Define this if the Linux system does not support CLOCK_MONOTONIC.
-          #'WEBRTC_CLOCK_TYPE_REALTIME',
-        ],
-      }],
-      ['OS=="mac"', {
-        # TODO(ajm): what about PowerPC?
-        # Setup for Intel
-        'defines': [
-          'WEBRTC_TARGET_MAC_INTEL',
-          'WEBRTC_MAC_INTEL',
-          'WEBRTC_MAC',
-          'WEBRTC_THREAD_RR',
-          'WEBRTC_CLOCK_TYPE_REALTIME',
-        ],
-      }],
-      ['OS=="win"', {
-        'defines': [
-          'WEBRTC_TARGET_PC',
-         ],
-      }],
-      ['build_with_chromium==1', {
-        'defines': [
-          'WEBRTC_VIDEO_EXTERNAL_CAPTURE_AND_RENDER',
-        ],
-      }],
-    ], # conditions
-  }, # target_defaults
-}
-
-# Local Variables:
-# tab-width:2
-# indent-tabs-mode:nil
-# End:
-# vim: set expandtab tabstop=2 shiftwidth=2:
diff --git a/build/common_standalone.gypi b/build/common_standalone.gypi
deleted file mode 100644
index 55d4371e33..0000000000
--- a/build/common_standalone.gypi
+++ /dev/null
@@ -1,97 +0,0 @@
-# Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
-#
-# Use of this source code is governed by a BSD-style license
-# that can be found in the LICENSE file in the root of the source
-# tree. An additional intellectual property rights grant can be found
-# in the file PATENTS.  All contributing project authors may
-# be found in the AUTHORS file in the root of the source tree.
-
-# This is included when gyp_webrtc is run, and provides the settings
-# necessary for a standalone WebRTC build.
-
-{
-  'variables': {
-    # .gyp files or targets should set webrtc_code to 1 if they build
-    # WebRTC-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.
-    'webrtc_code%': 0,
-
-    'variables': {
-      # 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/")',
-        }],
-
-        # A flag for POSIX platforms
-        ['OS=="win"', {
-          'os_posix%': 0,
-        }, {
-          'os_posix%': 1,
-        }],
-      ], # conditions
-
-      # Workaround for libjpeg_turbo pulled from Chromium.
-      'chromeos%': 0,
-    },
-
-    # Copy conditionally-set variables out one scope.
-    'host_arch%': '<(host_arch)',
-    'chromeos%': '<(chromeos)',
-    'os_posix%': '<(os_posix)',
-
-    # Workaround for GTest pulled from Chromium.
-    # TODO(ajm): would be nice to support Clang though...
-    #
-    # Set this to true when building with Clang.
-    # See http://code.google.com/p/chromium/wiki/Clang for details.
-    # TODO: eventually clang should behave identically to gcc, and this
-    # won't be necessary.
-    'clang%': 0,
-
-    # Default architecture we're building for is the architecture we're
-    # building on.
-    'target_arch%': '<(host_arch)',
-
-    'library%': 'static_library',
-  },
-
-  'target_defaults': {
-    'include_dirs': [
-      '..', # common_types.h, typedefs.h
-    ],
-    'conditions': [
-      ['OS=="linux"', {
-        'cflags': [
-          '-Wall',
-          '-Wextra',
-          # TODO(ajm): enable when possible.
-          #'-Werror',
-        ],
-      }],
-    ], # conditions
-  }, # target_defaults
-
-  'conditions': [
-    ['webrtc_code==0', {
-      # This section must follow the other conditon sections above because
-      # external_code.gypi expects to be merged into those settings.
-      'includes': [
-        'external_code.gypi',
-      ],
-    }],
-  ], # conditions
-}
-
-# Local Variables:
-# tab-width:2
-# indent-tabs-mode:nil
-# End:
-# vim: set expandtab tabstop=2 shiftwidth=2:
diff --git a/build/external_code.gypi b/build/external_code.gypi
deleted file mode 100644
index 83a790decf..0000000000
--- a/build/external_code.gypi
+++ /dev/null
@@ -1,50 +0,0 @@
-# Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
-#
-# Use of this source code is governed by a BSD-style license
-# that can be found in the LICENSE file in the root of the source
-# tree. An additional intellectual property rights grant can be found
-# in the file PATENTS.  All contributing project authors may
-# be found in the AUTHORS file in the root of the source tree.
-
-# This is included for external code which may require different warning
-# settings than the internal WebRTC code.
-
-# TODO(ajm): remove these when possible.
-{
-  'conditions': [
-    ['OS=="linux"', {
-      'target_defaults': {
-        'cflags!': [
-          '-Wall',
-          '-Wextra',
-          '-Werror',
-        ],
-      },
-    }],
-    ['OS=="win"', {
-      'target_defaults': {
-        'defines': [
-          '_CRT_SECURE_NO_DEPRECATE',
-          '_CRT_NONSTDC_NO_WARNINGS',
-          '_CRT_NONSTDC_NO_DEPRECATE',
-          '_SCL_SECURE_NO_DEPRECATE',
-        ],
-        'msvs_disabled_warnings': [4800],
-        'msvs_settings': {
-          'VCCLCompilerTool': {
-            'WarnAsError': 'false',
-            'Detect64BitPortabilityProblems': 'false',
-          },
-        },
-      },
-    }],
-    ['OS=="mac"', {
-      'target_defaults': {
-        'xcode_settings': {
-          'GCC_TREAT_WARNINGS_AS_ERRORS': 'NO',
-          'WARNING_CFLAGS!': ['-Wall'],
-        },
-      },
-    }],
-  ],
-}
diff --git a/build/gyp_webrtc b/build/gyp_webrtc
deleted file mode 100755
index 9f9620e379..0000000000
--- a/build/gyp_webrtc
+++ /dev/null
@@ -1,91 +0,0 @@
-#!/usr/bin/env python
-
-# Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
-#
-# Use of this source code is governed by a BSD-style license
-# that can be found in the LICENSE file in the root of the source
-# tree. An additional intellectual property rights grant can be found
-# in the file PATENTS.  All contributing project authors may
-# be found in the AUTHORS file in the root of the source tree.
-
-# This is a gyp wrapper for WebRTC that adds some support for how gyp
-# is invoked beyond what can be done in the gclient hooks.
-
-import glob
-import os
-import shlex
-import sys
-
-script_dir = os.path.dirname(__file__)
-webrtc_src = os.path.abspath(os.path.join(script_dir, os.pardir))
-
-sys.path.append(os.path.join(webrtc_src, '../', 'tools', 'gyp', 'pylib'))
-import gyp
-
-def additional_include_files(args=[]):
-  """
-  Returns a list of additional (.gypi) files to include, without
-  duplicating ones that are already specified on the command line.
-  """
-  # Determine the include files specified on the command line.
-  # This doesn't cover all the different option formats you can use,
-  # but it's mainly intended to avoid duplicating flags on the automatic
-  # makefile regeneration which only uses this format.
-  specified_includes = set()
-  for arg in args:
-    if arg.startswith('-I') and len(arg) > 2:
-      specified_includes.add(os.path.realpath(arg[2:]))
-
-  result = []
-  def AddInclude(path):
-    if os.path.realpath(path) not in specified_includes:
-      result.append(path)
-
-  # Always include common.gypi & features_override.gypi
-  AddInclude(os.path.join(script_dir, 'common_standalone.gypi'))
-  #AddInclude(os.path.join(script_dir, 'features_override.gypi'))
-
-  # Optionally add supplemental .gypi files if present.
-  supplements = glob.glob(os.path.join(webrtc_src, '*', 'supplement.gypi'))
-  for supplement in supplements:
-    AddInclude(supplement)
-
-  return result
-
-if __name__ == '__main__':
-  args = sys.argv[1:]
-
-  # This could give false positives since it doesn't actually do real option
-  # parsing.  Oh well.
-  gyp_file_specified = False
-  for arg in args:
-    if arg.endswith('.gyp'):
-      gyp_file_specified = True
-      break
-
-  # If we didn't get a file, check an env var, and then fall back to
-  # assuming 'all.gyp' from the same directory as the script.
-  if not gyp_file_specified:
-    gyp_file = os.environ.get('WEBRTC_GYP_FILE')
-    if gyp_file:
-      # Note that CHROMIUM_GYP_FILE values can't have backslashes as
-      # path separators even on Windows due to the use of shlex.split().
-      args.extend(shlex.split(gyp_file))
-    else:
-      # TODO(ajm): move webrtc.gyp to script_dir?
-      args.append(os.path.join(webrtc_src, 'webrtc.gyp'))
-
-  args.extend(['-I' + i for i in additional_include_files(args)])
-
-  # Pick depth explicitly.
-  args += ['--depth', '.']
-
-  #Building WebRTC as standalone (not as part of Chrome)
-  #args += ['-D', 'webrtc_standalone=1']
-  args += ['-D', 'build_with_chromium=0']
-
-  print 'Updating projects from gyp files...'
-  sys.stdout.flush()
-
-  # Off we go...
-  sys.exit(gyp.main(args))