Server-side workaround to handle overlapping modules.

src/client/linux/minidump_writer/minidump_writer_unittest.cc

 // Copyright (c) 2011 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 151 matching lines @@
   context.tid = child;
 
   AutoTempDir temp_dir;
   string templ = temp_dir.path() + kMDWriterUnitTestFileName;
 
   // Add information about the mapped memory.
   MappingInfo info;
   info.start_addr = kMemoryAddress;
   info.size = memory_size;
   info.offset = 0;
+  info.exec = false;
   strcpy(info.name, kMemoryName);
 
   MappingList mappings;
   AppMemoryList memory_list;
   MappingEntry mapping;
   mapping.first = info;
   memcpy(mapping.second, kModuleGUID, sizeof(MDGUID));
   mappings.push_back(mapping);
   ASSERT_TRUE(WriteMinidump(templ.c_str(), child, &context, sizeof(context),
                             mappings, memory_list));
@@ skipping 134 matching lines @@
   context.tid = 1;
 
   string dumpfile = temp_dir.path() + kMDWriterUnitTestFileName;
 
   // Add information about the mapped memory. Report it as being larger than
   // it actually is.
   MappingInfo info;
   info.start_addr = kMemoryAddress - memory_size;
   info.size = memory_size * 3;
   info.offset = 0;
+  info.exec = false;
   strcpy(info.name, kMemoryName);
 
   MappingList mappings;
   AppMemoryList memory_list;
   MappingEntry mapping;
   mapping.first = info;
   memcpy(mapping.second, kModuleGUID, sizeof(MDGUID));
   mappings.push_back(mapping);
   ASSERT_TRUE(WriteMinidump(dumpfile.c_str(), child, &context, sizeof(context),
                             mappings, memory_list));
@@ skipping 428 matching lines @@
         kLimitBaseThreadCount) * kMinPerExtraThreadStackReduction;
     EXPECT_LT(total_limit_stack_size,
               total_normal_stack_size - min_expected_reduction);
   }
 
   // Kill the helper program.
   kill(child_pid, SIGKILL);
 }
 
 }  // namespace