Clear baseComputedStyle when text-autosizing changes.

third_party/WebKit/Source/core/layout/LayoutObject.cpp

Index: third_party/WebKit/Source/core/layout/LayoutObject.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutObject.cpp b/third_party/WebKit/Source/core/layout/LayoutObject.cpp
index 051799571158e80164251832a3a2a3e5358c8d66..fd77fad810a9a644e0b05a2d5980b7cb293f839a 100644
--- a/third_party/WebKit/Source/core/layout/LayoutObject.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutObject.cpp
@@ -27,6 +27,7 @@
 #include "core/layout/LayoutObject.h"
 
 #include "core/HTMLNames.h"
+#include "core/animation/ElementAnimations.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/AXObjectCache.h"
 #include "core/dom/ElementTraversal.h"
@@ -2072,6 +2073,16 @@ void LayoutObject::styleWillChange(StyleDifference diff, const ComputedStyle& ne
     }
 }
 
+void LayoutObject::clearBaseComputedStyle()
+{
+    if (!node())
+        return;
+    if (!node()->isElementNode())
+        return;
+    if (ElementAnimations* animations = toElement(node())->elementAnimations())
+        animations->clearBaseComputedStyle();
+}
+
 static bool areNonIdenticalCursorListsEqual(const ComputedStyle* a, const ComputedStyle* b)
 {
     ASSERT(a->cursors() != b->cursors());