Remove unreachable code from TransformState::move().

third_party/WebKit/Source/platform/geometry/TransformState.cpp

Index: third_party/WebKit/Source/platform/geometry/TransformState.cpp
diff --git a/third_party/WebKit/Source/platform/geometry/TransformState.cpp b/third_party/WebKit/Source/platform/geometry/TransformState.cpp
index b839a1787929cf79e25a81ea4885f92a0fdff305..918a73c07b207ae172b00815b0f6c8b512113271 100644
--- a/third_party/WebKit/Source/platform/geometry/TransformState.cpp
+++ b/third_party/WebKit/Source/platform/geometry/TransformState.cpp
@@ -75,10 +75,6 @@ void TransformState::move(const LayoutSize& offset, TransformAccumulation accumu
         if (m_accumulatingTransform && m_accumulatedTransform) {
             // If we're accumulating into an existing transform, apply the translation.
             translateTransform(offset);
-
-            // Then flatten if necessary.
-            if (accumulate == FlattenTransform)
-                flatten();
         } else {
             // Just move the point and/or quad.
             translateMappedCoordinates(offset);