move libevent into base

base/BUILD.gn

 # 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.
 
 import("//build/config/compiler/compiler.gni")
 import("//build/config/nacl/config.gni")
 import("//build/config/ui.gni")
 import("//build/nocompile.gni")
 import("//testing/test.gni")
 
@@ skipping 832 matching lines @@
 
     libs = [
       "cfgmgr32.lib",
       "netapi32.lib",
       "powrprof.lib",
       "setupapi.lib",
     ]
     all_dependent_configs = [ ":base_win_linker_flags" ]
   } else if (!is_nacl || is_nacl_nonsfi) {
     # Non-Windows.
-    deps += [ "//third_party/libevent" ]
+    deps += [ "//base/third_party/libevent" ]
   }
 
   # Mac.
   if (is_mac || is_ios) {
     # Common Desktop / iOS excludes
     sources -= [
       "native_library_posix.cc",
       "strings/sys_string_conversions_posix.cc",
       "threading/platform_thread_internal_posix.cc",
     ]
@@ skipping 709 matching lines @@
       configs += [ "//build/config/gcc:rpath_for_built_shared_libraries" ]
     }
   }
 
   if (!is_linux || use_ozone) {
     sources -= [ "message_loop/message_pump_glib_unittest.cc" ]
   }
 
   if (is_posix && !is_ios) {
     sources += [ "message_loop/message_pump_libevent_unittest.cc" ]
-    deps += [ "//third_party/libevent" ]
+    deps += [ "//base/third_party/libevent" ]
   }
 
   if (is_android) {
     deps += [ "//testing/android/native_test:native_test_native_code" ]
     set_sources_assignment_filter([])
     sources += [ "debug/proc_maps_linux_unittest.cc" ]
     set_sources_assignment_filter(sources_assignment_filter)
   }
 
   if (is_win && target_cpu == "x64") {
@@ skipping 177 matching lines @@
 
   # GYP: //base.gyp:base_java_unittest_support
   android_library("base_java_unittest_support") {
     deps = [
       ":base_java",
     ]
     java_files =
         [ "test/android/java/src/org/chromium/base/ContentUriTestUtils.java" ]
   }
 }