Fixing --verify-predictable mode.

src/execution.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/execution.h"
 
 #include "src/bootstrapper.h"
 #include "src/codegen.h"
 #include "src/deoptimizer.h"
 #include "src/isolate-inl.h"
@@ skipping 479 matching lines @@
 
 
 void StackGuard::HandleGCInterrupt() {
   if (CheckAndClearInterrupt(GC_REQUEST)) {
     isolate_->heap()->HandleGCRequest();
   }
 }
 
 
 Object* StackGuard::HandleInterrupts() {
+  if (FLAG_verify_predictable) {
+    // Advance synthetic time by making a time request.
+    isolate_->heap()->MonotonicallyIncreasingTimeInMs();
+  }
+
   if (CheckAndClearInterrupt(GC_REQUEST)) {
     isolate_->heap()->HandleGCRequest();
   }
 
   if (CheckDebugBreak() || CheckDebugCommand()) {
     isolate_->debug()->HandleDebugBreak();
   }
 
   if (CheckAndClearInterrupt(TERMINATE_EXECUTION)) {
     return isolate_->TerminateExecution();
@@ skipping 15 matching lines @@
 
   isolate_->counters()->stack_interrupts()->Increment();
   isolate_->counters()->runtime_profiler_ticks()->Increment();
   isolate_->runtime_profiler()->OptimizeNow();
 
   return isolate_->heap()->undefined_value();
 }
 
 }  // namespace internal
 }  // namespace v8