Remove obsolete support for an experimental multipass compiler.

tools/gyp/v8.gyp

 # Copyright 2009 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 201 matching lines @@
         '../../src/arguments.h',
         '../../src/assembler.cc',
         '../../src/assembler.h',
         '../../src/ast.cc',
         '../../src/ast.h',
         '../../src/bootstrapper.cc',
         '../../src/bootstrapper.h',
         '../../src/builtins.cc',
         '../../src/builtins.h',
         '../../src/bytecodes-irregexp.h',
-        '../../src/cfg.cc',
-        '../../src/cfg.h',
         '../../src/char-predicates-inl.h',
         '../../src/char-predicates.h',
         '../../src/checks.cc',
         '../../src/checks.h',
         '../../src/code-stubs.cc',
         '../../src/code-stubs.h',
         '../../src/code.h',
         '../../src/codegen-inl.h',
         '../../src/codegen.cc',
         '../../src/codegen.h',
@@ skipping 149 matching lines @@
       'conditions': [
         ['target_arch=="arm"', {
           'include_dirs+': [
             '../../src/arm',
           ],
           'sources': [
             '../../src/arm/assembler-arm-inl.h',
             '../../src/arm/assembler-arm.cc',
             '../../src/arm/assembler-arm.h',
             '../../src/arm/builtins-arm.cc',
-            '../../src/arm/cfg-arm.cc',
             '../../src/arm/codegen-arm.cc',
             '../../src/arm/codegen-arm.h',
             '../../src/arm/constants-arm.h',
             '../../src/arm/cpu-arm.cc',
             '../../src/arm/debug-arm.cc',
             '../../src/arm/disasm-arm.cc',
             '../../src/arm/frames-arm.cc',
             '../../src/arm/frames-arm.h',
             '../../src/arm/ic-arm.cc',
             '../../src/arm/jump-target-arm.cc',
@@ skipping 10 matching lines @@
         }],
         ['target_arch=="ia32"', {
           'include_dirs+': [
             '../../src/ia32',
           ],
           'sources': [
             '../../src/ia32/assembler-ia32-inl.h',
             '../../src/ia32/assembler-ia32.cc',
             '../../src/ia32/assembler-ia32.h',
             '../../src/ia32/builtins-ia32.cc',
-            '../../src/ia32/cfg-ia32.cc',
             '../../src/ia32/codegen-ia32.cc',
             '../../src/ia32/codegen-ia32.h',
             '../../src/ia32/cpu-ia32.cc',
             '../../src/ia32/debug-ia32.cc',
             '../../src/ia32/disasm-ia32.cc',
             '../../src/ia32/frames-ia32.cc',
             '../../src/ia32/frames-ia32.h',
             '../../src/ia32/ic-ia32.cc',
             '../../src/ia32/jump-target-ia32.cc',
             '../../src/ia32/macro-assembler-ia32.cc',
             '../../src/ia32/macro-assembler-ia32.h',
             '../../src/ia32/regexp-macro-assembler-ia32.cc',
             '../../src/ia32/regexp-macro-assembler-ia32.h',
             '../../src/ia32/register-allocator-ia32.cc',
             '../../src/ia32/stub-cache-ia32.cc',
             '../../src/ia32/virtual-frame-ia32.cc',
             '../../src/ia32/virtual-frame-ia32.h',
           ],
         }],
         ['target_arch=="x64"', {
           'include_dirs+': [
             '../../src/x64',
           ],
           'sources': [
             '../../src/x64/assembler-x64-inl.h',
             '../../src/x64/assembler-x64.cc',
             '../../src/x64/assembler-x64.h',
             '../../src/x64/builtins-x64.cc',
-            '../../src/x64/cfg-x64.cc',
             '../../src/x64/codegen-x64.cc',
             '../../src/x64/codegen-x64.h',
             '../../src/x64/cpu-x64.cc',
             '../../src/x64/debug-x64.cc',
             '../../src/x64/disasm-x64.cc',
             '../../src/x64/frames-x64.cc',
             '../../src/x64/frames-x64.h',
             '../../src/x64/ic-x64.cc',
             '../../src/x64/jump-target-x64.cc',
             '../../src/x64/macro-assembler-x64.cc',
@@ skipping 106 matching lines @@
       ],
       'conditions': [
         [ 'OS=="win"', {
           # This could be gotten by not setting chromium_code, if that's OK.
           'defines': ['_CRT_SECURE_NO_WARNINGS'],
         }],
       ],
     },
   ],
 }