import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

toolkit/crashreporter/injector/injector.cpp

@@ -0,0 +1,40 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <windows.h>
+
+#include "client/windows/handler/exception_handler.h"
+
+using google_breakpad::ExceptionHandler;
+using std::wstring;
+
+extern "C" BOOL WINAPI DummyEntryPoint(HINSTANCE instance,
+                                       DWORD reason,
+                                       void* reserved)
+{
+  __debugbreak();
+
+  return FALSE; // We're being loaded remotely, this shouldn't happen!
+}
+
+// support.microsoft.com/kb/94248
+extern "C" BOOL WINAPI _CRT_INIT(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpReserved); 
+
+extern "C"
+__declspec(dllexport) DWORD Start(void* context)
+{
+  // Because the remote DLL injector does not call DllMain, we have to
+  // initialize the CRT manually
+  _CRT_INIT(nullptr, DLL_PROCESS_ATTACH, nullptr);
+
+  HANDLE hCrashPipe = reinterpret_cast<HANDLE>(context);
+
+  ExceptionHandler* e = new (std::nothrow)
+    ExceptionHandler(wstring(), nullptr, nullptr, nullptr,
+                     ExceptionHandler::HANDLER_ALL,
+                     MiniDumpNormal, hCrashPipe, nullptr);
+  if (e)
+    e->set_handle_debug_exceptions(true);
+  return 1;
+}