[CSS Typed OM] Delete obsolete number and length classes from Typed OM

third_party/WebKit/Source/core/css/cssom/CSSPositionValue.idl

Index: third_party/WebKit/Source/core/css/cssom/CSSPositionValue.idl
diff --git a/third_party/WebKit/Source/core/css/cssom/CSSPositionValue.idl b/third_party/WebKit/Source/core/css/cssom/CSSPositionValue.idl
index 9c70b6b2c61e74e6650da25cb5244d3dfcf83ad5..ce74a358be013c3a62da2485f514f62a0a8759b1 100644
--- a/third_party/WebKit/Source/core/css/cssom/CSSPositionValue.idl
+++ b/third_party/WebKit/Source/core/css/cssom/CSSPositionValue.idl
@@ -3,10 +3,10 @@
 // found in the LICENSE file.
 
 [
-    Constructor(CSSLengthValue x, CSSLengthValue y),
+    Constructor(CSSNumericValue x, CSSNumericValue y),
     Exposed=(Window,PaintWorklet),
     RuntimeEnabled=CSSTypedOM
 ] interface CSSPositionValue : CSSStyleValue {
-    readonly attribute CSSLengthValue x;
-    readonly attribute CSSLengthValue y;
+    readonly attribute CSSNumericValue x;
+    readonly attribute CSSNumericValue y;
 };