Revert 240682 "Add libc++ and libc++abi to third-party."

trunk/src/build/common.gypi

Index: trunk/src/build/common.gypi
===================================================================
--- trunk/src/build/common.gypi	(revision 240705)
+++ trunk/src/build/common.gypi	(working copy)
@@ -370,11 +370,6 @@
       # instead of the standard system libraries.
       'use_instrumented_libraries%': 0,
 
-      # Use libc++ (third_party/libc++ and third_party/libc++abi) instead of
-      # stdlibc++ as standard library. This is intended to use for instrumented
-      # builds.
-      'use_custom_libcxx%': 0,
-
       # Use a modified version of Clang to intercept allocated types and sizes
       # for allocated objects. clang_type_profiler=1 implies clang=1.
       # See http://dev.chromium.org/developers/deep-memory-profiler/cpp-object-type-identifier
@@ -944,7 +939,6 @@
     'tsan%': '<(tsan)',
     'tsan_blacklist%': '<(tsan_blacklist)',
     'use_instrumented_libraries%': '<(use_instrumented_libraries)',
-    'use_custom_libcxx%': '<(use_custom_libcxx)',
     'clang_type_profiler%': '<(clang_type_profiler)',
     'order_profiling%': '<(order_profiling)',
     'order_text_section%': '<(order_text_section)',
@@ -3529,12 +3523,6 @@
               }],
             ],
           }],
-          ['use_custom_libcxx==1', {
-            'dependencies': [
-              '<(DEPTH)/third_party/libc++/libc++.gyp:libc++',
-              '<(DEPTH)/third_party/libc++abi/libc++abi.gyp:libc++abi',
-            ],
-          }],
           ['order_profiling!=0 and (chromeos==1 or OS=="linux" or OS=="android")', {
             'target_conditions' : [
               ['_toolset=="target"', {