[css-typed-om] values attribute should be readonly

values attribute should be immutable to prevent cyclic
references in CSSMathMax, CSSMathMin, CSSMathProduct,
CSSMathSum.

Bug: 803687
Change-Id: Ibb93165ffd7a279a80febba0543ac186b67dbe56
Reviewed-on: https://chromium-review.googlesource.com/890558Reviewed-by: Darren Shen <shend@chromium.org>
Commit-Queue: Hwanseung Lee <hs1217.lee@samsung.com>
Cr-Commit-Position: refs/heads/master@{#532336}

third_party/WebKit/LayoutTests/http/tests/worklet/webexposed/global-interface-listing-paint-worklet-expected.txt

@@ -18,11 +18,9 @@ CONSOLE MESSAGE: line 147:     setter value
 CONSOLE MESSAGE: line 147: interface CSSMathMax : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathMin : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathNegate : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter value
 CONSOLE MESSAGE: line 147:     method constructor
@@ -30,11 +28,9 @@ CONSOLE MESSAGE: line 147:     setter value
 CONSOLE MESSAGE: line 147: interface CSSMathProduct : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathSum : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathValue : CSSNumericValue
 CONSOLE MESSAGE: line 147:     getter operator
 CONSOLE MESSAGE: line 147:     method constructor
@@ -308,11 +304,9 @@ CONSOLE MESSAGE: line 147:     setter value
 CONSOLE MESSAGE: line 147: interface CSSMathMax : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathMin : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathNegate : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter value
 CONSOLE MESSAGE: line 147:     method constructor
@@ -320,11 +314,9 @@ CONSOLE MESSAGE: line 147:     setter value
 CONSOLE MESSAGE: line 147: interface CSSMathProduct : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathSum : CSSMathValue
 CONSOLE MESSAGE: line 147:     getter values
 CONSOLE MESSAGE: line 147:     method constructor
-CONSOLE MESSAGE: line 147:     setter values
 CONSOLE MESSAGE: line 147: interface CSSMathValue : CSSNumericValue
 CONSOLE MESSAGE: line 147:     getter operator
 CONSOLE MESSAGE: line 147:     method constructor

third_party/WebKit/LayoutTests/webexposed/global-interface-listing-expected.txt

@@ -651,12 +651,10 @@ interface CSSMathMax : CSSMathValue
     attribute @@toStringTag
     getter values
     method constructor
-    setter values
 interface CSSMathMin : CSSMathValue
     attribute @@toStringTag
     getter values
     method constructor
-    setter values
 interface CSSMathNegate : CSSMathValue
     attribute @@toStringTag
     getter value
@@ -666,12 +664,10 @@ interface CSSMathProduct : CSSMathValue
     attribute @@toStringTag
     getter values
     method constructor
-    setter values
 interface CSSMathSum : CSSMathValue
     attribute @@toStringTag
     getter values
     method constructor
-    setter values
 interface CSSMathValue : CSSNumericValue
     attribute @@toStringTag
     getter operator

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

@@ -10,5 +10,5 @@
   RaisesException=Constructor,
   RuntimeEnabled=CSSTypedOM
 ] interface CSSMathMax : CSSMathValue {
-  attribute CSSNumericArray values;
+  readonly attribute CSSNumericArray values;
 };

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

@@ -10,5 +10,5 @@
   RaisesException=Constructor,
   RuntimeEnabled=CSSTypedOM
 ] interface CSSMathMin : CSSMathValue {
-  attribute CSSNumericArray values;
+  readonly attribute CSSNumericArray values;
 };

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

@@ -10,5 +10,5 @@
   RaisesException=Constructor,
   RuntimeEnabled=CSSTypedOM
 ] interface CSSMathProduct : CSSMathValue {
-  attribute CSSNumericArray values;
+  readonly attribute CSSNumericArray values;
 };

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

@@ -10,5 +10,5 @@
   RaisesException=Constructor,
   RuntimeEnabled=CSSTypedOM
 ] interface CSSMathSum : CSSMathValue {
-  attribute CSSNumericArray values;
+  readonly attribute CSSNumericArray values;
 };

third_party/WebKit/Source/core/css/cssom/CSSMathVariadic.h

@@ -16,7 +16,6 @@ class CORE_EXPORT CSSMathVariadic : public CSSMathValue {
 
  public:
   CSSNumericArray* values() { return values_.Get(); }
-  void setValues(CSSNumericArray* values) { values_ = values; }
 
   const CSSNumericValueVector& NumericValues() const {
     return values_->Values();