Signal chrome_elf to initialize crash reporting, rather than doing it in DllMain

chrome_elf/chrome_elf_main.cc

 // Copyright 2013 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.
 
 #include "chrome_elf/chrome_elf_main.h"
 
 #include <assert.h>
 #include <windows.h>
 
 #include "chrome/install_static/install_util.h"
 #include "chrome_elf/blacklist/blacklist.h"
 #include "chrome_elf/crash/crash_helper.h"
 
+// This function is a temporary workaround for https://crbug.com/655788. We
+// need to come up with a better way to initialize crash reporting that can
+// happen inside DllMain().
+void SignalInitializeCrashReporting() {
+  if (!elf_crash::InitializeCrashReporting()) {
+#ifdef _DEBUG
+    assert(false);
+#endif  // _DEBUG
+  }
+}
+
 void SignalChromeElf() {
   blacklist::ResetBeacon();
 }
 
 BOOL APIENTRY DllMain(HMODULE module, DWORD reason, LPVOID reserved) {
   if (reason == DLL_PROCESS_ATTACH) {
-    if (!elf_crash::InitializeCrashReporting()) {
-#ifdef _DEBUG
-      assert(false);
-#endif  // _DEBUG
-    }
 // CRT on initialization installs an exception filter which calls
 // TerminateProcess. We need to hook CRT's attempt to set an exception.
 // NOTE: Do not hook if ASan is present, or ASan will fail to install
 // its own unhandled exception filter.
 #if !defined(ADDRESS_SANITIZER)
     elf_crash::DisableSetUnhandledExceptionFilter();
 #endif  // !defined (ADDRESS_SANITIZER)
 
     install_static::InitializeProcessType();
 
     __try {
       blacklist::Initialize(false);  // Don't force, abort if beacon is present.
     } __except (elf_crash::GenerateCrashDump(GetExceptionInformation())) {
     }
   } else if (reason == DLL_PROCESS_DETACH) {
     elf_crash::ShutdownCrashReporting();
   }
   return TRUE;
 }