Merge isolates to bleeding_edge.

src/checks.cc

 // Copyright 2006-2008 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 12 matching lines @@
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <stdarg.h>
 
 #include "v8.h"
 
 #include "platform.h"
-#include "top.h"
 
+// TODO(isolates): is it necessary to lift this?
 static int fatal_error_handler_nesting_depth = 0;
 
 // Contains protection against recursive calls (faults while handling faults).
 extern "C" void V8_Fatal(const char* file, int line, const char* format, ...) {
   fflush(stdout);
   fflush(stderr);
   fatal_error_handler_nesting_depth++;
   // First time we try to print an error message
   if (fatal_error_handler_nesting_depth < 2) {
     i::OS::PrintError("\n\n#\n# Fatal error in %s, line %d\n# ", file, line);
     va_list arguments;
     va_start(arguments, format);
     i::OS::VPrintError(format, arguments);
     va_end(arguments);
     i::OS::PrintError("\n#\n\n");
   }
   // First two times we may try to print a stack dump.
   if (fatal_error_handler_nesting_depth < 3) {
     if (i::FLAG_stack_trace_on_abort) {
       // Call this one twice on double fault
-      i::Top::PrintStack();
+      i::Isolate::Current()->PrintStack();
     }
   }
   i::OS::Abort();
 }
 
 
 void CheckEqualsHelper(const char* file,
                        int line,
                        const char* expected_source,
                        v8::Handle<v8::Value> expected,
@@ skipping 35 matching lines @@
 
 
 namespace v8 { namespace internal {
 
   bool EnableSlowAsserts() { return FLAG_enable_slow_asserts; }
 
   intptr_t HeapObjectTagMask() { return kHeapObjectTagMask; }
 
 } }  // namespace v8::internal