Disable drawing recorder cache for carets

Source/platform/graphics/paint/DrawingRecorder.cpp

Index: Source/platform/graphics/paint/DrawingRecorder.cpp
diff --git a/Source/platform/graphics/paint/DrawingRecorder.cpp b/Source/platform/graphics/paint/DrawingRecorder.cpp
index 5980def66b7d3acbef2747f5ab227ac62b713263..57b904909757484c1dc51cacf88f1c03527d4198 100644
--- a/Source/platform/graphics/paint/DrawingRecorder.cpp
+++ b/Source/platform/graphics/paint/DrawingRecorder.cpp
@@ -19,7 +19,7 @@ namespace blink {
 static bool s_inDrawingRecorder = false;
 #endif
 
-DrawingRecorder::DrawingRecorder(GraphicsContext* context, const DisplayItemClient displayItemClient, DisplayItem::Type displayItemType, const FloatRect& bounds)
+DrawingRecorder::DrawingRecorder(GraphicsContext* context, const DisplayItemClient displayItemClient, DisplayItem::Type displayItemType, const FloatRect& bounds, CachePolicy cachePolicy)
     : m_context(context)
     , m_displayItemClient(displayItemClient)
     , m_displayItemType(displayItemType)
@@ -34,7 +34,9 @@ DrawingRecorder::DrawingRecorder(GraphicsContext* context, const DisplayItemClie
     s_inDrawingRecorder = true;
 #endif
 
-    m_canUseCachedDrawing = context->displayItemList()->clientCacheIsValid(displayItemClient);
+    if (cachePolicy != DisableCache)
+        m_canUseCachedDrawing = context->displayItemList()->clientCacheIsValid(displayItemClient);
+
     // FIXME: beginRecording only if !m_canUseCachedDrawing or ENABLE(ASSERT)
     // after all painters call canUseCachedDrawing().
     m_context->beginRecording(bounds);