breakpad: fix unittest errors

src/client/linux/handler/exception_handler_unittest.cc

 // Copyright (c) 2010 Google Inc.
 // 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
@@ skipping 75 matching lines @@
 #endif
 # elif defined(__linux__)
   // See http://www.linux-mips.org/wiki/Cacheflush_Syscall.
   cacheflush(const_cast<char*>(memory), memory_size, ICACHE);
 # else
 #   error "Your operating system is not supported yet"
 # endif
 #endif
 }
 
-// Length of a formatted GUID string =
-// sizeof(MDGUID) * 2 + 4 (for dashes) + 1 (null terminator)
-const int kGUIDStringSize = 37;
-
 void sigchld_handler(int signo) { }
 
 int CreateTMPFile(const string& dir, string* path) {
   string file = dir + "/exception-handler-unittest.XXXXXX";
   const char* c_file = file.c_str();
   // Copy that string, mkstemp needs a C string it can modify.
   char* c_path = strdup(c_file);
   const int fd = mkstemp(c_path);
   if (fd >= 0)
     *path = c_path;
@@ skipping 1064 matching lines @@
   EXPECT_EQ(child, static_cast<int32_t>(thread_id));
 
   const MDRawExceptionStream* raw = exception->exception();
   ASSERT_TRUE(raw);
   EXPECT_EQ(MD_EXCEPTION_CODE_LIN_DUMP_REQUESTED,
             raw->exception_record.exception_code);
 
   close(fds[1]);
   unlink(minidump_filename.c_str());
 }