A64: Synchronize with r16679.

src/platform-macos.cc

 // Copyright 2012 the V8 project authors. 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
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 155 matching lines @@
   return new PosixMemoryMappedFile(file, memory, size);
 }
 
 
 PosixMemoryMappedFile::~PosixMemoryMappedFile() {
   if (memory_) OS::Free(memory_, size_);
   fclose(file_);
 }
 
 
-void OS::LogSharedLibraryAddresses() {
+void OS::LogSharedLibraryAddresses(Isolate* isolate) {
   unsigned int images_count = _dyld_image_count();
   for (unsigned int i = 0; i < images_count; ++i) {
     const mach_header* header = _dyld_get_image_header(i);
     if (header == NULL) continue;
 #if V8_HOST_ARCH_X64
     uint64_t size;
     char* code_ptr = getsectdatafromheader_64(
         reinterpret_cast<const mach_header_64*>(header),
         SEG_TEXT,
         SECT_TEXT,
         &size);
 #else
     unsigned int size;
     char* code_ptr = getsectdatafromheader(header, SEG_TEXT, SECT_TEXT, &size);
 #endif
     if (code_ptr == NULL) continue;
     const uintptr_t slide = _dyld_get_image_vmaddr_slide(i);
     const uintptr_t start = reinterpret_cast<uintptr_t>(code_ptr) + slide;
-    LOG(Isolate::Current(),
+    LOG(isolate,
         SharedLibraryEvent(_dyld_get_image_name(i), start, start + size));
   }
 }
 
 
 void OS::SignalCodeMovingGC() {
 }
 
 
 const char* OS::LocalTimezone(double time) {
@@ skipping 147 matching lines @@
 
 bool VirtualMemory::ReleaseRegion(void* address, size_t size) {
   return munmap(address, size) == 0;
 }
 
 
 bool VirtualMemory::HasLazyCommits() {
   return false;
 }
 
-
-void OS::SetUp() {
-  // Seed the random number generator. We preserve microsecond resolution.
-  uint64_t seed = static_cast<uint64_t>(TimeCurrentMillis()) ^ (getpid() << 16);
-  srandom(static_cast<unsigned int>(seed));
-}
-
-
 } }  // namespace v8::internal