Index: third_party/WebKit/Source/core/editing/commands/UndoStack.cpp |
diff --git a/third_party/WebKit/Source/core/editing/commands/UndoStack.cpp b/third_party/WebKit/Source/core/editing/commands/UndoStack.cpp |
index 778e50f556ffbc4e5bc36735d705130aae9856a5..0839c553e07a4206087dbd898745e5002cad88fb 100644 |
--- a/third_party/WebKit/Source/core/editing/commands/UndoStack.cpp |
+++ b/third_party/WebKit/Source/core/editing/commands/UndoStack.cpp |
@@ -28,7 +28,6 @@ |
#include "core/dom/ContainerNode.h" |
#include "core/editing/commands/UndoStep.h" |
-#include "platform/EventDispatchForbiddenScope.h" |
#include "wtf/TemporaryChange.h" |
namespace blink { |
@@ -63,25 +62,6 @@ void UndoStack::registerRedoStep(UndoStep* step) |
m_redoStack.append(step); |
} |
-void UndoStack::didUnloadFrame(const LocalFrame& frame) |
-{ |
- EventDispatchForbiddenScope assertNoEventDispatch; |
- filterOutUndoSteps(m_undoStack, frame); |
- filterOutUndoSteps(m_redoStack, frame); |
-} |
- |
-void UndoStack::filterOutUndoSteps(UndoStepStack& stack, const LocalFrame& frame) |
-{ |
- UndoStepStack newStack; |
- while (!stack.isEmpty()) { |
- UndoStep* step = stack.first().get(); |
- if (!step->belongsTo(frame)) |
- newStack.append(step); |
- stack.removeFirst(); |
- } |
- stack.swap(newStack); |
-} |
- |
bool UndoStack::canUndo() const |
{ |
return !m_undoStack.isEmpty(); |