Enable DMP for system Chromium WebView on Android

third_party/tcmalloc/chromium/src/heap-profiler.cc

 // Copyright (c) 2005, 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 636 matching lines @@
 //----------------------------------------------------------------------
 
 // Initialization code
 static void HeapProfilerInit() {
   // Everything after this point is for setting up the profiler based on envvar
   char fname[PATH_MAX];
   if (!GetUniquePathFromEnv(HEAPPROFILE, fname)) {
     return;
   }
   // We do a uid check so we don't write out files in a setuid executable.
-#ifdef HAVE_GETEUID
+#if !defined(__ANDROID__) && defined(HAVE_GETEUID)
   if (getuid() != geteuid()) {
     RAW_LOG(WARNING, ("HeapProfiler: ignoring " HEAPPROFILE " because "
                       "program seems to be setuid\n"));
     return;
   }
 #endif
 
   HeapProfileTable::CleanupOldProfiles(fname);
 
   HeapProfilerStart(fname);
 }
 
 // class used for finalization -- dumps the heap-profile at program exit
 struct HeapProfileEndWriter {
   ~HeapProfileEndWriter() { HeapProfilerDump("Exiting"); }
 };
 
 // We want to make sure tcmalloc is up and running before starting the profiler
 static const TCMallocGuard tcmalloc_initializer;
 REGISTER_MODULE_INITIALIZER(heapprofiler, HeapProfilerInit());
 static HeapProfileEndWriter heap_profile_end_writer;