Index: Source/core/dom/DocumentLifecycle.h |
diff --git a/Source/core/dom/DocumentLifecycle.h b/Source/core/dom/DocumentLifecycle.h |
index c3f919635e833a43521a5a7e401602671935c4f6..22d66867cb20d40480654ac1506bef184ced68d9 100644 |
--- a/Source/core/dom/DocumentLifecycle.h |
+++ b/Source/core/dom/DocumentLifecycle.h |
@@ -41,7 +41,13 @@ public: |
enum State { |
Uninitialized, |
Inactive, |
- Active, |
+ |
+ // When the document is active, it traverses these states. |
+ Clean, |
+ InStyleRecalc, |
+ |
+ // Once the document starts shuting down, we cannot return |
+ // to the style/layout/rendering states. |
Stopping, |
Stopped, |
Disposed, |
@@ -50,6 +56,7 @@ public: |
DocumentLifecycle(); |
~DocumentLifecycle(); |
+ bool isActive() const { return m_state > Inactive && m_state < Stopping; } |
State state() const { return m_state; } |
void advanceTo(State); |