[css-typed-om] remove asMatrix() method in CSSTransformComponent.idl

third_party/WebKit/LayoutTests/typedcssom/cssRotation.html

Index: third_party/WebKit/LayoutTests/typedcssom/cssRotation.html
diff --git a/third_party/WebKit/LayoutTests/typedcssom/cssRotation.html b/third_party/WebKit/LayoutTests/typedcssom/cssRotation.html
index bb4a4f1c3e45546503c9e059cb1f1e9458735495..beda6d6b7242230096689bef3dd8edd7d0c28244 100644
--- a/third_party/WebKit/LayoutTests/typedcssom/cssRotation.html
+++ b/third_party/WebKit/LayoutTests/typedcssom/cssRotation.html
@@ -10,35 +10,23 @@ function angle(deg) {
 
 var values = [
   {input: new CSSRotation(angle(0)), angle: 0, x: 0, y: 0, z: 1,
-    is2D: true, cssText: "rotate(0deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([1, 0, 0, 1, 0, 0]))},
+    is2D: true, cssText: "rotate(0deg)"},
   {input: new CSSRotation(angle(10)), angle: 10, x: 0, y: 0, z: 1,
-    is2D: true, cssText: "rotate(10deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([0.9848077, 0.1736481, -0.1736481, 0.9848077, 0, 0]))},
+    is2D: true, cssText: "rotate(10deg)"},
   {input: new CSSRotation(angle(-21)), angle: -21, x: 0, y: 0, z: 1,
-    is2D: true, cssText: "rotate(-21deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([0.9335804, -0.3583679, 0.3583679, 0.9335804, 0, 0]))},
+    is2D: true, cssText: "rotate(-21deg)"},
   {input: new CSSRotation(angle(3.2)), angle: 3.2, x: 0, y: 0, z: 1,
-    is2D: true, cssText: "rotate(3.2deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([0.9984407, 0.0558215, -0.0558215, 0.9984407, 0, 0]))},
+    is2D: true, cssText: "rotate(3.2deg)"},
   {input: new CSSRotation(0, 0, 1, angle(90)), angle: 90, x: 0, y: 0, z: 1,
-    is2D: false, cssText: "rotate3d(0, 0, 1, 90deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([0, 1, 0, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]))},
+    is2D: false, cssText: "rotate3d(0, 0, 1, 90deg)"},
   {input: new CSSRotation(2.7, -3, 4.4, angle(0)), angle: 0, x: 2.7, y: -3, z: 4.4,
-    is2D: false, cssText: "rotate3d(2.7, -3, 4.4, 0deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1]))},
+    is2D: false, cssText: "rotate3d(2.7, -3, 4.4, 0deg)"},
   {input: new CSSRotation(2, 3, 4, angle(10)), angle: 10, x: 2, y: 3, z: 4,
-    is2D: false, cssText: "rotate3d(2, 3, 4, 10deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([0.9869032, 0.1321258, -0.0925460, 0, -0.1258394,
-      0.9895225, 0.0707777, 0, 0.1009279, -0.0582048, 0.9931896, 0, 0, 0, 0, 1]))},
+    is2D: false, cssText: "rotate3d(2, 3, 4, 10deg)"},
   {input: new CSSRotation(2, 3.7, -4, angle(-1.2)), angle: -1.2, x: 2, y: 3.7, z: -4,
-    is2D: false, cssText: "rotate3d(2, 3.7, -4, -1.2deg)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([0.9998067, 0.01448049, 0.0132978, 0, -0.0143841,
-    0.9998698, -0.0073125, 0, -0.0134019, 0.0071198, 0.9998848, 0, 0, 0, 0, 1]))},
+    is2D: false, cssText: "rotate3d(2, 3.7, -4, -1.2deg)"},
   {input: new CSSRotation(1, 0, 0, new CSSUnitValue(0.5, 'turn')), angle: 180, x: 1, y: 0, z: 0,
-    is2D: false, cssText: "rotate3d(1, 0, 0, 0.5turn)",
-    asMatrix: new CSSMatrixComponent(new DOMMatrixReadOnly([1, 0, 0, 0, 0, -1, 1.2246467991473532e-16, 0, 0,
-    -1.2246467991473532e-16, -1, 0, 0, 0, 0, 1]))}
+    is2D: false, cssText: "rotate3d(1, 0, 0, 0.5turn)"}
 ];
 
 test(function() {
@@ -62,25 +50,6 @@ test(function() {
   }
 }, "Test that toString values for CSSRotation is correct.");
 
-test(function() {
-  for (var i = 0; i < values.length; ++i) {
-    var input = values[i].input;
-    var inputAsMatrix = input.asMatrix();
-    assert_equals(inputAsMatrix.is2D(), input.is2D());
-    var expectedMatrix = values[i].asMatrix;
-    for (var attribute in expectedMatrix) {
-      if (attribute == "matrix") {
-        assert_matrix_approx_equals(inputAsMatrix[attribute], expectedMatrix[attribute]);
-      } else if (attribute != "toString") {
-        // Due to the complex trigonometric calculations required for a CSSRotation matrix,
-        // the 6 significant figures of each value in the toString might be different.
-        // Hence, do not check toString.
-        assert_equals(inputAsMatrix[attribute], expectedMatrix[attribute]);
-      }
-    }
-  }
-}, "Test that asMatrix is constructed correctly for CSSRotation.");
-
 function assert_array_approx_equals(actual, expected) {
   for (var i = 0; i < actual.length; i++) {
     assert_approx_equals(actual[i], expected[i], EPSILON);