Support control clipping for PaintLayers.

third_party/WebKit/LayoutTests/TestExpectations

Index: third_party/WebKit/LayoutTests/TestExpectations
diff --git a/third_party/WebKit/LayoutTests/TestExpectations b/third_party/WebKit/LayoutTests/TestExpectations
index f0a993a6a057a4d7cb4f1b0ceb73b5093fee2d22..89d84976d12de2fa4b32214a2044192dd5332898 100644
--- a/third_party/WebKit/LayoutTests/TestExpectations
+++ b/third_party/WebKit/LayoutTests/TestExpectations
@@ -672,6 +672,9 @@ crbug.com/248938 virtual/threaded/transitions/change-duration-during-transition.
 crbug.com/638693 virtual/threaded/animations/display-inline-style-adjust.html [ Pass Crash Failure ]
 crbug.com/421283 fast/html/marquee-scrollamount.html [ Pass Failure ]
 
+crbug.com/671864 fast/forms/button-positioned.html [ NeedsRebaseline ]
+crbug.com/671864 fast/forms/text/input-appearance-preventDefault.html [ NeedsRebaseline ]
+
 crbug.com/659123 [ Mac ] fast/css/text-overflow-ellipsis-button.html [ Pass Failure ]
 
 # TODO(oshima): Mac Android are currently not supported.
@@ -711,6 +714,11 @@ crbug.com/596968 [ Win ] inspector-protocol/input/eventTimestamp.html [ Failure
 
 crbug.com/487281 [ Mac ] fast/forms/select/menulist-narrow-width.html [ Failure ]
 
+crbug.com/671864 fast/forms/number/number-appearance-spinbutton-layer.html [ NeedsRebaseline ]
+crbug.com/671864 fast/forms/placeholder-position.html [ NeedsRebaseline ]
+crbug.com/671864 fast/forms/select-popup/popup-menu-appearance-transform.html [ NeedsRebaseline ]
+crbug.com/671864 fast/multicol/multicol-with-child-renderLayer-for-input.html [ NeedsRebaseline ]
+
 crbug.com/543110 [ Mac ] fast/text/international/text-shaping-arabic.html [ Failure ]
 
 # This directly has manual tests that don't have to run with run-webkit-tests