Reland "Remove Failure::OutOfMemory propagation and V8::IgnoreOutOfMemoryException."

src/execution.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 117 matching lines @@
 
 #ifdef VERIFY_HEAP
   value->Verify();
 #endif
 
   // Update the pending exception flag and return the value.
   *has_pending_exception = value->IsException();
   ASSERT(*has_pending_exception == isolate->has_pending_exception());
   if (*has_pending_exception) {
     isolate->ReportPendingMessages();
-    if (isolate->pending_exception()->IsOutOfMemory()) {
-      if (!isolate->ignore_out_of_memory()) {
-        V8::FatalProcessOutOfMemory("JS", true);
-      }
-    }
 #ifdef ENABLE_DEBUGGER_SUPPORT
     // Reset stepping state when script exits with uncaught exception.
     if (isolate->debugger()->IsDebuggerActive()) {
       isolate->debug()->ClearStepping();
     }
 #endif  // ENABLE_DEBUGGER_SUPPORT
     return Handle<Object>();
   } else {
     isolate->clear_pending_message();
   }
@@ skipping 65 matching lines @@
   // Get isolate now, because handle might be persistent
   // and get destroyed in the next call.
   Isolate* isolate = func->GetIsolate();
   Handle<Object> result = Invoke(false, func, receiver, argc, args,
                                  caught_exception);
 
   if (*caught_exception) {
     ASSERT(catcher.HasCaught());
     ASSERT(isolate->has_pending_exception());
     ASSERT(isolate->external_caught_exception());
-    if (isolate->is_out_of_memory() && !isolate->ignore_out_of_memory()) {
-      V8::FatalProcessOutOfMemory("OOM during Execution::TryCall");
-    }
     if (isolate->pending_exception() ==
         isolate->heap()->termination_exception()) {
       result = isolate->factory()->termination_exception();
     } else {
       result = v8::Utils::OpenHandle(*catcher.Exception());
     }
     isolate->OptionalRescheduleException(true);
   }
 
   ASSERT(!isolate->has_pending_exception());
@@ skipping 815 matching lines @@
     ASSERT(isolate->concurrent_recompilation_enabled());
     stack_guard->Continue(INSTALL_CODE);
     isolate->optimizing_compiler_thread()->InstallOptimizedFunctions();
   }
   isolate->runtime_profiler()->OptimizeNow();
   return isolate->heap()->undefined_value();
 }
 
 
 } }  // namespace v8::internal