win: make CrashpadInfo retrievable

client/crashpad_info.cc

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 53 matching lines @@
 
 // Put the structure in __DATA,__crashpad_info where it can be easily found
 // without having to consult the symbol table. The “used” attribute prevents it
 // from being dead-stripped.
 __attribute__((section(SEG_DATA ",__crashpad_info"),
                used,
                visibility("hidden"))) CrashpadInfo g_crashpad_info;
 
 #elif defined(OS_WIN)
 
-// TODO(scottmg): Tag in a way that makes it easy to locate on Windows.
-CrashpadInfo g_crashpad_info;
+// Put the struct in a section name CPADinfo where it can be found without the
+// symbol table.
+#pragma section("CPADinfo", read, write)
+__declspec(allocate("CPADinfo")) CrashpadInfo g_crashpad_info;
 
 #endif
 
 // static
 CrashpadInfo* CrashpadInfo::GetCrashpadInfo() {
   return &g_crashpad_info;
 }
 
 CrashpadInfo::CrashpadInfo()
     : signature_(kSignature),
       size_(sizeof(*this)),
       version_(kCrashpadInfoVersion),
       crashpad_handler_behavior_(TriState::kUnset),
       system_crash_reporter_forwarding_(TriState::kUnset),
       padding_0_(0),
       simple_annotations_(nullptr) {
 }
 
 const uint32_t CrashpadInfo::kSignature;
 
 }  // namespace crashpad