Roll gtest.

testing/gtest/BUILD.gn

 # Copyright 2014 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_overrides/gtest.gni")
 
 config("gtest_config") {
   visibility = [
     ":*",
     "//testing/gmock:*",  # gmock also shares this config.
   ]
 
   defines = [
     # In order to allow regex matches in gtest to be shared between Windows
     # and other systems, we tell gtest to always use it's internal engine.
     "GTEST_HAS_POSIX_RE=0",
 
     # Chrome doesn't support / require C++11, yet.
     "GTEST_LANG_CXX11=0",
   ]
 
   # Gtest headers need to be able to find themselves.
-  include_dirs = [ "include" ]
+  include_dirs = [ "../third_party/googletest/googletest/include" ]
 
   if (is_win) {
     cflags = [ "/wd4800" ]  # Unused variable warning.
   }
 
   if (is_posix) {
     defines += [
       # gtest isn't able to figure out when RTTI is disabled for gcc
       # versions older than 4.3.2, and assumes it's enabled.  Our Mac
       # and Linux builds disable RTTI, and cannot guarantee that the
@@ skipping 19 matching lines @@
       "GTEST_HAS_TR1_TUPLE=1",
     ]
   }
 }
 
 config("gtest_direct_config") {
   visibility = [ ":*" ]
   defines = [ "UNIT_TEST" ]
 }
 
-config("gtest_warnings") {
-  if (is_win && is_clang) {
-    # The Mutex constructor initializer list in gtest-port.cc is incorrectly
-    # ordered. See
-    # https://groups.google.com/d/msg/googletestframework/S5uSV8L2TX8/U1FaTDa6J6sJ.
-    cflags = [ "-Wno-reorder" ]
-  }
-}
-
 static_library("gtest") {
   testonly = true
   sources = [
+    "../third_party/googletest/googletest/include/gtest/gtest-death-test.h",
+    "../third_party/googletest/googletest/include/gtest/gtest-message.h",
+    "../third_party/googletest/googletest/include/gtest/gtest-param-test.h",
+    "../third_party/googletest/googletest/include/gtest/gtest-printers.h",
+    "../third_party/googletest/googletest/include/gtest/gtest-spi.h",
+    "../third_party/googletest/googletest/include/gtest/gtest-test-part.h",
+    "../third_party/googletest/googletest/include/gtest/gtest-typed-test.h",
+    "../third_party/googletest/googletest/include/gtest/gtest.h",
+    "../third_party/googletest/googletest/include/gtest/gtest_pred_impl.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-death-test-internal.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-filepath.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-internal.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-linked_ptr.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-param-util-generated.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-param-util.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-port.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-string.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-tuple.h",
+    "../third_party/googletest/googletest/include/gtest/internal/gtest-type-util.h",
     "include/gtest/gtest-death-test.h",
     "include/gtest/gtest-message.h",
     "include/gtest/gtest-param-test.h",
     "include/gtest/gtest-printers.h",
     "include/gtest/gtest-spi.h",
     "include/gtest/gtest-test-part.h",
     "include/gtest/gtest-typed-test.h",
     "include/gtest/gtest.h",
     "include/gtest/gtest_pred_impl.h",
     "include/gtest/internal/gtest-death-test-internal.h",
     "include/gtest/internal/gtest-filepath.h",
     "include/gtest/internal/gtest-internal.h",
     "include/gtest/internal/gtest-linked_ptr.h",
     "include/gtest/internal/gtest-param-util-generated.h",
     "include/gtest/internal/gtest-param-util.h",
     "include/gtest/internal/gtest-port.h",
     "include/gtest/internal/gtest-string.h",
     "include/gtest/internal/gtest-tuple.h",
     "include/gtest/internal/gtest-type-util.h",
 
     #"gtest/src/gtest-all.cc",  # Not needed by our build.
-    "src/gtest-death-test.cc",
-    "src/gtest-filepath.cc",
-    "src/gtest-internal-inl.h",
-    "src/gtest-port.cc",
-    "src/gtest-printers.cc",
-    "src/gtest-test-part.cc",
-    "src/gtest-typed-test.cc",
-    "src/gtest.cc",
+    "../third_party/googletest/googletest/src/gtest-death-test.cc",
+    "../third_party/googletest/googletest/src/gtest-filepath.cc",
+    "../third_party/googletest/googletest/src/gtest-internal-inl.h",
+    "../third_party/googletest/googletest/src/gtest-port.cc",
+    "../third_party/googletest/googletest/src/gtest-printers.cc",
+    "../third_party/googletest/googletest/src/gtest-test-part.cc",
+    "../third_party/googletest/googletest/src/gtest-typed-test.cc",
+    "../third_party/googletest/googletest/src/gtest.cc",
   ]
 
   if (gtest_include_multiprocess) {
     sources += [
       "../multiprocess_func_list.cc",
       "../multiprocess_func_list.h",
     ]
   }
 
   if (gtest_include_platform_test) {
@@ skipping 14 matching lines @@
     set_sources_assignment_filter(sources_assignment_filter)
   }
 
   if (is_ios && gtest_include_ios_coverage) {
     sources += [
       "../coverage_util_ios.cc",
       "../coverage_util_ios.h",
     ]
   }
 
-  include_dirs = [ "." ]
+  include_dirs = [ "../third_party/googletest/googletest" ]
 
   all_dependent_configs = [ ":gtest_config" ]
   public_configs = [ ":gtest_direct_config" ]
 
   configs -= [ "//build/config/compiler:chromium_code" ]
-  configs += [
-    "//build/config/compiler:no_chromium_code",
-
-    # Must be after no_chromium_code for warning flags to be ordered correctly.
-    ":gtest_warnings",
-  ]
+  configs += [ "//build/config/compiler:no_chromium_code" ]
 }
 
 source_set("gtest_main") {
   testonly = true
   sources = [
-    "src/gtest_main.cc",
+    "../third_party/googletest/googletest/src/gtest_main.cc",
   ]
   deps = [
     ":gtest",
   ]
 }