Fix executable memory setting and fix test.

src/heap.cc

 // Copyright 2010 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 4328 matching lines @@
       max_semispace_size_ = reserved_semispace_size_;
     }
   } else {
     // If we are not using snapshots we reserve space for the actual
     // max semispace size.
     reserved_semispace_size_ = max_semispace_size_;
   }
 
   if (max_old_gen_size > 0) max_old_generation_size_ = max_old_gen_size;
   if (max_executable_size > 0) {
-    max_executable_size_ = RoundUp(max_executable_size_, Page::kPageSize);
+    max_executable_size_ = RoundUp(max_executable_size, Page::kPageSize);
   }
 
   // The new space size must be a power of two to support single-bit testing
   // for containment.
   max_semispace_size_ = RoundUpToPowerOf2(max_semispace_size_);
   reserved_semispace_size_ = RoundUpToPowerOf2(reserved_semispace_size_);
   initial_semispace_size_ = Min(initial_semispace_size_, max_semispace_size_);
   external_allocation_limit_ = 10 * max_semispace_size_;
 
   // The old generation is paged.
@@ skipping 920 matching lines @@
 void ExternalStringTable::TearDown() {
   new_space_strings_.Free();
   old_space_strings_.Free();
 }
 
 
 List<Object*> ExternalStringTable::new_space_strings_;
 List<Object*> ExternalStringTable::old_space_strings_;
 
 } }  // namespace v8::internal