Introduce a RandonNumberGenerator class. Refactor the random/private_random uses in Isolate/Context.

src/isolate-inl.h

 // Copyright 2011 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 10 matching lines @@
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // 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.
 
 #ifndef V8_ISOLATE_INL_H_
 #define V8_ISOLATE_INL_H_
 
+#include "debug.h"
 #include "isolate.h"
-
-#include "debug.h"
+#include "utils/random-number-generator.h"
 
 namespace v8 {
 namespace internal {
 
 
 SaveContext::SaveContext(Isolate* isolate)
   : isolate_(isolate),
     prev_(isolate->save_context()) {
   if (isolate->context() != NULL) {
     context_ = Handle<Context>(isolate->context());
@@ skipping 16 matching lines @@
 
 bool Isolate::DebuggerHasBreakPoints() {
 #ifdef ENABLE_DEBUGGER_SUPPORT
   return debug()->has_break_points();
 #else
   return false;
 #endif
 }
 
 
+RandomNumberGenerator* Isolate::random_number_generator() {
+  if (random_number_generator_ == NULL) {
+    random_number_generator_ = new RandomNumberGenerator;
+  }
+  return random_number_generator_;
+}
+
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_INL_H_