Make gtest always use simple internal regex engine.

base/process/memory_unittest.cc

 // Copyright (c) 2012 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.
 
 #define _CRT_SECURE_NO_WARNINGS
 
 #include "base/process/memory.h"
 
 #include <limits>
 
@@ skipping 103 matching lines @@
   // does not call through malloc_error_break(). See the comment at
   // EnableTerminationOnOutOfMemory() for more information.
   void* buf = NULL;
   ASSERT_EXIT(
       {
         base::EnableTerminationOnOutOfMemory();
 
         buf = malloc(std::numeric_limits<size_t>::max() - (2 * PAGE_SIZE) - 1);
       },
       testing::KilledBySignal(SIGTRAP),
-      "\\*\\*\\* error: can't allocate region.*"
-          "(Terminating process due to a potential for future heap "
-          "corruption){0}");
+      "\\*\\*\\* error: can't allocate region.*\\n?.*");
 
   base::debug::Alias(buf);
 }
 #endif  // !defined(ADDRESS_SANITIZER)
 
 TEST(ProcessMemoryTest, MacTerminateOnHeapCorruption) {
   // Assert that freeing an unallocated pointer will crash the process.
   char buf[9];
   asm("" : "=r" (buf));  // Prevent clang from being too smart.
 #if ARCH_CPU_64_BITS
   // On 64 bit Macs, the malloc system automatically abort()s on heap corruption
   // but does not output anything.
   ASSERT_DEATH(free(buf), "");
 #elif defined(ADDRESS_SANITIZER)
   // AddressSanitizer replaces malloc() and prints a different error message on
   // heap corruption.
   ASSERT_DEATH(free(buf), "attempting free on address which "
       "was not malloc\\(\\)-ed");
 #else
-  ASSERT_DEATH(free(buf), "being freed.*"
-      "\\*\\*\\* set a breakpoint in malloc_error_break to debug.*"
+  ASSERT_DEATH(free(buf), "being freed.*\\n?\\.*"
+      "\\*\\*\\* set a breakpoint in malloc_error_break to debug.*\\n?.*"
       "Terminating process due to a potential for future heap corruption");
 #endif  // ARCH_CPU_64_BITS || defined(ADDRESS_SANITIZER)
 }
 
 #endif  // defined(OS_MACOSX)
 
 // Android doesn't implement set_new_handler, so we can't use the
 // OutOfMemoryTest cases.
 // OpenBSD does not support these tests either.
 // AddressSanitizer and ThreadSanitizer define the malloc()/free()/etc.
@@ skipping 211 matching lines @@
       SetUpInDeathAssert();
       while ((value_ = base::AllocatePsychoticallyBigObjCObject())) {}
     }, "");
 }
 
 #endif  // !ARCH_CPU_64_BITS
 #endif  // OS_MACOSX
 
 #endif  // !defined(OS_ANDROID) && !defined(OS_OPENBSD) &&
         // !defined(OS_WIN) && !defined(ADDRESS_SANITIZER)