Implement capability to use the same library prefix for multiple library imports (currently this ...

vm/raw_object.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/snapshot.h"
@@ skipping 598 matching lines @@
 
   friend class Isolate;
 };
 
 
 class RawLibraryPrefix : public RawObject {
   RAW_HEAP_OBJECT_IMPLEMENTATION(LibraryPrefix);
 
   RawObject** from() { return reinterpret_cast<RawObject**>(&ptr()->name_); }
   RawString* name_;               // library prefix name.
-  RawLibrary* library_;           // library imported with a prefix.
+  RawArray* libraries_;           // libraries imported with this prefix.
   RawObject** to() {
-    return reinterpret_cast<RawObject**>(&ptr()->library_);
+    return reinterpret_cast<RawObject**>(&ptr()->libraries_);
   }
+  intptr_t num_libs_;             // Number of library entries in libraries_.
 };
 
 
 class RawCode : public RawObject {
   RAW_HEAP_OBJECT_IMPLEMENTATION(Code);
 
   RawObject** from() {
     return reinterpret_cast<RawObject**>(&ptr()->instructions_);
   }
   RawInstructions* instructions_;
@@ skipping 445 matching lines @@
   intptr_t type_;  // Uninitialized, simple or complex.
   intptr_t flags_;  // Represents global/local, case insensitive, multiline.
 
   // Variable length data follows here.
   uint8_t data_[0];
 };
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_