Update To 11.40.268.0

[platform/framework/web/crosswalk.git] / src / v8 / src / vm-state.h

diff --git a/src/v8/src/vm-state.h b/src/v8/src/vm-state.h
index a72180c..9838b87 100644 (file)
--- a/src/v8/src/vm-state.h
+++ b/src/v8/src/vm-state.h
@@ -11,6 +11,11 @@
 namespace v8 {
 namespace internal {
 
+// Logging and profiling.  A StateTag represents a possible state of
+// the VM. The logger maintains a stack of these. Creating a VMState
+// object enters a state by pushing on the stack, and destroying a
+// VMState object leaves a state by popping the current state from the
+// stack.
 template <StateTag Tag>
 class VMState BASE_EMBEDDED {
  public: