Make sure that base::MessagePumpForUI from different modules are isolated from each other and add p…

base/process_util.h

 // Copyright (c) 2012 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.
 
 // This file/namespace contains utility functions for enumerating, ending and
 // computing statistics of processes.
 
 #ifndef BASE_PROCESS_UTIL_H_
 #define BASE_PROCESS_UTIL_H_
 #pragma once
@@ skipping 128 matching lines @@
 BASE_EXPORT extern size_t g_oom_size;
 #endif
 
 // Returns the id of the current process.
 BASE_EXPORT ProcessId GetCurrentProcId();
 
 // Returns the ProcessHandle of the current process.
 BASE_EXPORT ProcessHandle GetCurrentProcessHandle();
 
 #if defined(OS_WIN)
-// Returns the module handle to which an address belongs.
+// Returns the module handle to which an address belongs. The reference counter
+// of the module is not incremented.
 BASE_EXPORT HMODULE GetModuleFromAddress(void* address);
 #endif
 
 // Converts a PID to a process handle. This handle must be closed by
 // CloseProcessHandle when you are done with it. Returns true on success.
 BASE_EXPORT bool OpenProcessHandle(ProcessId pid, ProcessHandle* handle);
 
 // Converts a PID to a process handle. On Windows the handle is opened
 // with more access rights and must only be used by trusted code.
 // You have to close returned handle using CloseProcessHandle. Returns true
@@ skipping 678 matching lines @@
 // instance running inside the parent.  The parent's Breakpad instance should
 // not handle the child's exceptions.  Calling RestoreDefaultExceptionHandler
 // in the child after forking will restore the standard exception handler.
 // See http://crbug.com/20371/ for more details.
 void RestoreDefaultExceptionHandler();
 #endif  // defined(OS_MACOSX)
 
 }  // namespace base
 
 #endif  // BASE_PROCESS_UTIL_H_