Revert 214254 "Add initial prototype for the GN meta-buildsystem."

trunk/src/tools/gn/secondary/build/config/compiler/BUILD.gn

Index: trunk/src/tools/gn/secondary/build/config/compiler/BUILD.gn
===================================================================
--- trunk/src/tools/gn/secondary/build/config/compiler/BUILD.gn	(revision 214322)
+++ trunk/src/tools/gn/secondary/build/config/compiler/BUILD.gn	(working copy)
@@ -1,134 +0,0 @@
-# Copyright (c) 2013 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.
-
-# runtime_library -------------------------------------------------------------
-#
-# Sets the runtime library and associated options.
-#
-# We don't bother making multiple versions that are toggle-able since there
-# is more than one axis of control (which makes it complicated) and there's
-# no practical reason for anybody to change this since the CRT must agree.
-
-config("runtime_library") {
-  if (is_component_build) {
-    # Component mode: dynamic CRT.
-    defines = [ "COMPONENT_BUILD" ]
-    if (is_win) {
-      # Since the library is shared, it requires exceptions or will give errors
-      # about things not matching, so keep exceptions on.
-      if (is_debug) {
-        cflags = [ "/MDd" ]
-      } else {
-        cflags = [ "/MD" ]
-      }
-    }
-  } else {
-    # Static CRT.
-    if (is_win) {
-      # We don't use exceptions, and when we link statically we can just get
-      # rid of them entirely.
-      defines = [ "_HAS_EXCEPTIONS=0" ]
-      if (is_debug) {
-        cflags = [ "/MTd" ]
-      } else {
-        cflags = [ "/MT" ]
-      }
-    }
-  }
-
-  if (is_win) {
-    defines += [
-      "__STD_C",
-      "__STDC_CONSTANT_MACROS",
-      "__STDC_FORMAT_MACROS",
-      "_CRT_RAND_S",
-      "_CRT_SECURE_NO_DEPRECATE",
-      "_SCL_SECURE_NO_DEPRECATE",
-      "_UNICODE",
-      "UNICODE", 
-    ]
-  }
-}
-
-# chromium_code ---------------------------------------------------------------
-#
-# Toggles between higher and lower warnings for code that is (or isn't)
-# part of Chromium.
-
-config("chromium_code") {
-  if (is_win) {
-    cflags = [
-      "/W4",  # Warning level 4.
-    ]
-  }
-}
-config("no_chromium_code") {
-  if (is_win) {
-    cflags = [
-      "/W3",  # Warning level 3.
-      "/wd4800",  # Disable warning when forcing value to bool.
-    ]
-    defines = [
-      "_CRT_NONSTDC_NO_WARNINGS",
-      "_CRT_NONSTDC_NO_DEPRECATE",
-    ]
-  }
-}
-
-# rtti ------------------------------------------------------------------------
-#
-# Allows turning Run-Time Type Identification on or off.
-
-config("rtti") {
-  if (is_win) {
-    cflags = [ "/GR" ]
-  }
-}
-config("no_rtti") {
-  if (is_win) {
-    cflags = [ "/GR-" ]
-  }
-}
-
-# Warnings ---------------------------------------------------------------------
-
-config("disable_annoying_warnings") {
-  if (is_win) {
-    # Please keep ordered and add names if you add more.
-    cflags = [
-      "/wd4018",  # Comparing signed and unsigned values.
-      "/wd4100",  # Unreferenced formal function parameter.
-      "/wd4121",  # Alignment of a member was sensitive to packing.
-      "/wd4125",  # Decimal digit terminates octal escape sequence.
-      "/wd4127",  # Conditional expression is constant.
-      "/wd4130",  # Logical operation on address of string constant.
-      # TODO(brettw) is this necessary? If so, it should probably be on whoever
-      # is silly enough to be doing this rather than globally.
-      #"/wd4131",  # Function uses old-style declarator.
-      "/wd4189",  # A variable was declared and initialized but never used.
-      "/wd4201",  # Nonstandard extension used: nameless struct/union.
-      "/wd4238",  # Nonstandard extension used: class rvalue used as lvalue.
-      "/wd4244",  # Conversion: possible loss of data.
-      "/wd4245",  # Conversion: signed/unsigned mismatch,
-      "/wd4251",  # Class needs to have dll-interface.
-      "/wd4310",  # Cast truncates constant value.
-      "/wd4351",  # Elements of array will be default initialized.
-      "/wd4355",  # 'this' used in base member initializer list.
-      "/wd4396",  # Inline friend template thing.
-      "/wd4428",  # Universal character name encountered in source.
-      "/wd4481",  # Nonstandard extension: override specifier.
-      "/wd4503",  # Decorated name length exceeded, name was truncated.
-      "/wd4505",  # Unreferenced local function has been removed.
-      "/wd4510",  # Default constructor could not be generated.
-      "/wd4512",  # Assignment operator could not be generated.
-      "/wd4530",  # Exception handler used, but unwind semantics not enabled.
-      "/wd4610",  # Class can never be instantiated, constructor required.
-      "/wd4611",  # C++ object destruction and 'catch'.
-      "/wd4701",  # Potentially uninitialized local variable name used.
-      "/wd4702",  # Unreachable code.
-      "/wd4706",  # Assignment within conditional expression.
-      "/wd4819",  # Character not in the current code page.
-    ]
-  }
-}