Move print to corelib.

runtime/vm/benchmark_test.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_BENCHMARK_TEST_H_
 #define VM_BENCHMARK_TEST_H_
 
 #include "include/dart_api.h"
 
 #include "vm/dart.h"
 #include "vm/globals.h"
 #include "vm/heap.h"
 #include "vm/isolate.h"
 #include "vm/object.h"
+#include "vm/unit_test.h"
 #include "vm/zone.h"
 
 namespace dart {
 
 DECLARE_FLAG(int, code_heap_size);
 
 // The BENCHMARK macro is used for benchmarking a specific functionality
 // of the VM
 #define BENCHMARK(name)                                                        \
   void Dart_Benchmark##name(Benchmark* benchmark);                             \
@@ skipping 61 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(Benchmark);
 };
 
 
 class BenchmarkIsolateScope {
  public:
   explicit BenchmarkIsolateScope(Benchmark* benchmark) : benchmark_(benchmark) {
     benchmark_->CreateIsolate(NULL);
     Dart_EnterScope();  // Create a Dart API scope for unit benchmarks.
+
+    // Setup builtin library mock for 'print' in coreimpl.
+    const char* builtin_source =
+        "#library('dart:builtin');\n"
+        "void print(Object o) { }";
+    Dart_Handle coreimpl = Dart_LookupLibrary(Dart_NewString("dart:coreimpl"));
+    EXPECT_VALID(coreimpl);
+    Dart_Handle builtin = Dart_LoadLibrary(Dart_NewString("dart:builtin"),
+                                           Dart_NewString(builtin_source));
+    EXPECT_VALID(builtin);
+    Dart_Handle imported =
+        Dart_LibraryImportLibrary(coreimpl, builtin, Dart_NewString("builtin"));
+    EXPECT_VALID(imported);
   }
   ~BenchmarkIsolateScope() {
     Dart_ExitScope();  // Exit the Dart API scope created for unit tests.
     ASSERT(benchmark_->isolate() == Isolate::Current());
     Dart_ShutdownIsolate();
     benchmark_ = NULL;
   }
   Benchmark* benchmark() const { return benchmark_; }
 
  private:
   Benchmark* benchmark_;
 
   DISALLOW_COPY_AND_ASSIGN(BenchmarkIsolateScope);
 };
 
 }  // namespace dart
 
 #endif  // VM_BENCHMARK_TEST_H_