Migrate most of cc/ from WebKit::WebTransformationMatrix to gfx::Transform

cc/layer_sorter_unittest.cc

Index: cc/layer_sorter_unittest.cc
diff --git a/cc/layer_sorter_unittest.cc b/cc/layer_sorter_unittest.cc
index 812bda50c7cce857a62bcf6cd32fd892e52c039e..9b13fce76e1d8805e4b6f611c49dfeb01c69faae 100644
--- a/cc/layer_sorter_unittest.cc
+++ b/cc/layer_sorter_unittest.cc
@@ -8,9 +8,7 @@
 #include "cc/math_util.h"
 #include "cc/single_thread_proxy.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include <public/WebTransformationMatrix.h>
-
-using WebKit::WebTransformationMatrix;
+#include "ui/gfx/transform.h"
 
 namespace cc {
 namespace {
@@ -26,12 +24,12 @@ TEST(LayerSorterTest, BasicOverlap)
     float weight = 0;
 
     // Trivial test, with one layer directly obscuring the other.
-    WebTransformationMatrix neg4Translate;
-    neg4Translate.translate3d(0, 0, -4);
+    gfx::Transform neg4Translate;
+    neg4Translate.Translate3d(0, 0, -4);
     LayerShape front(2, 2, neg4Translate);
 
-    WebTransformationMatrix neg5Translate;
-    neg5Translate.translate3d(0, 0, -5);
+    gfx::Transform neg5Translate;
+    neg5Translate.Translate3d(0, 0, -5);
     LayerShape back(2, 2, neg5Translate);
 
     overlapResult = LayerSorter::checkOverlap(&front, &back, zThreshold, weight);
@@ -43,8 +41,8 @@ TEST(LayerSorterTest, BasicOverlap)
     EXPECT_EQ(1, weight);
 
     // One layer translated off to the right. No overlap should be detected.
-    WebTransformationMatrix rightTranslate;
-    rightTranslate.translate3d(10, 0, -5);
+    gfx::Transform rightTranslate;
+    rightTranslate.Translate3d(10, 0, -5);
     LayerShape backRight(2, 2, rightTranslate);
     overlapResult = LayerSorter::checkOverlap(&front, &backRight, zThreshold, weight);
     EXPECT_EQ(LayerSorter::None, overlapResult);
@@ -60,18 +58,18 @@ TEST(LayerSorterTest, RightAngleOverlap)
     const float zThreshold = 0.1f;
     float weight = 0;
 
-    WebTransformationMatrix perspectiveMatrix;
-    perspectiveMatrix.applyPerspective(1000);
+    gfx::Transform perspectiveMatrix;
+    perspectiveMatrix.ApplyPerspectiveDepth(1000);
 
     // Two layers forming a right angle with a perspective viewing transform.
-    WebTransformationMatrix leftFaceMatrix;
-    leftFaceMatrix.translate3d(-1, 0, -5);
-    leftFaceMatrix.rotate3d(0, 1, 0, -90);
-    leftFaceMatrix.translate(-1, -1);
+    gfx::Transform leftFaceMatrix;
+    leftFaceMatrix.Translate3d(-1, 0, -5);
+    MathUtil::rotateAxisAngle(&leftFaceMatrix, 0, 1, 0, -90);
+    leftFaceMatrix.Translate(-1, -1);
     LayerShape leftFace(2, 2, perspectiveMatrix * leftFaceMatrix);
-    WebTransformationMatrix frontFaceMatrix;
-    frontFaceMatrix.translate3d(0, 0, -4);
-    frontFaceMatrix.translate(-1, -1);
+    gfx::Transform frontFaceMatrix;
+    frontFaceMatrix.Translate3d(0, 0, -4);
+    frontFaceMatrix.Translate(-1, -1);
     LayerShape frontFace(2, 2, perspectiveMatrix * frontFaceMatrix);
 
     overlapResult = LayerSorter::checkOverlap(&frontFace, &leftFace, zThreshold, weight);
@@ -84,20 +82,20 @@ TEST(LayerSorterTest, IntersectingLayerOverlap)
     const float zThreshold = 0.1f;
     float weight = 0;
 
-    WebTransformationMatrix perspectiveMatrix;
-    perspectiveMatrix.applyPerspective(1000);
+    gfx::Transform perspectiveMatrix;
+    perspectiveMatrix.ApplyPerspectiveDepth(1000);
 
     // Intersecting layers. An explicit order will be returned based on relative z
     // values at the overlapping features but the weight returned should be zero.
-    WebTransformationMatrix frontFaceMatrix;
-    frontFaceMatrix.translate3d(0, 0, -4);
-    frontFaceMatrix.translate(-1, -1);
+    gfx::Transform frontFaceMatrix;
+    frontFaceMatrix.Translate3d(0, 0, -4);
+    frontFaceMatrix.Translate(-1, -1);
     LayerShape frontFace(2, 2, perspectiveMatrix * frontFaceMatrix);
 
-    WebTransformationMatrix throughMatrix;
-    throughMatrix.translate3d(0, 0, -4);
-    throughMatrix.rotate3d(0, 1, 0, 45);
-    throughMatrix.translate(-1, -1);
+    gfx::Transform throughMatrix;
+    throughMatrix.Translate3d(0, 0, -4);
+    MathUtil::rotateAxisAngle(&throughMatrix, 0, 1, 0, 45);
+    throughMatrix.Translate(-1, -1);
     LayerShape rotatedFace(2, 2, perspectiveMatrix * throughMatrix);
     overlapResult = LayerSorter::checkOverlap(&frontFace, &rotatedFace, zThreshold, weight);
     EXPECT_NE(LayerSorter::None, overlapResult);
@@ -122,19 +120,19 @@ TEST(LayerSorterTest, LayersAtAngleOverlap)
     // C is in front of A and behind B (not what you'd expect by comparing centers).
     // A and B don't overlap, so they're incomparable.
 
-    WebTransformationMatrix transformA;
-    transformA.translate3d(-6, 0, 1);
-    transformA.translate(-4, -10);
+    gfx::Transform transformA;
+    transformA.Translate3d(-6, 0, 1);
+    transformA.Translate(-4, -10);
     LayerShape layerA(8, 20, transformA);
 
-    WebTransformationMatrix transformB;
-    transformB.translate3d(6, 0, -1);
-    transformB.translate(-4, -10);
+    gfx::Transform transformB;
+    transformB.Translate3d(6, 0, -1);
+    transformB.Translate(-4, -10);
     LayerShape layerB(8, 20, transformB);
 
-    WebTransformationMatrix transformC;
-    transformC.rotate3d(0, 1, 0, 40);
-    transformC.translate(-4, -10);
+    gfx::Transform transformC;
+    MathUtil::rotateAxisAngle(&transformC, 0, 1, 0, 40);
+    transformC.Translate(-4, -10);
     LayerShape layerC(8, 20, transformC);
 
     overlapResult = LayerSorter::checkOverlap(&layerA, &layerC, zThreshold, weight);
@@ -156,22 +154,22 @@ TEST(LayerSorterTest, LayersUnderPathologicalPerspectiveTransform)
     // where w < 0. If the code uses the invalid value, it will think that a layer has
     // different bounds than it really does, which can cause things to sort incorrectly.
 
-    WebTransformationMatrix perspectiveMatrix;
-    perspectiveMatrix.applyPerspective(1);
+    gfx::Transform perspectiveMatrix;
+    perspectiveMatrix.ApplyPerspectiveDepth(1);
 
-    WebTransformationMatrix transformA;
-    transformA.translate3d(-15, 0, -2);
-    transformA.translate(-5, -5);
+    gfx::Transform transformA;
+    transformA.Translate3d(-15, 0, -2);
+    transformA.Translate(-5, -5);
     LayerShape layerA(10, 10, perspectiveMatrix * transformA);
 
     // With this sequence of transforms, when layer B is correctly clipped, it will be
     // visible on the left half of the projection plane, in front of layerA. When it is
     // not clipped, its bounds will actually incorrectly appear much smaller and the
     // correct sorting dependency will not be found.
-    WebTransformationMatrix transformB;
-    transformB.translate3d(0, 0, 0.7);
-    transformB.rotate3d(0, 45, 0);
-    transformB.translate(-5, -5);
+    gfx::Transform transformB;
+    transformB.Translate3d(0, 0, 0.7);
+    MathUtil::rotateEulerAngles(&transformB, 0, 45, 0);
+    transformB.Translate(-5, -5);
     LayerShape layerB(10, 10, perspectiveMatrix * transformB);
 
     // Sanity check that the test case actually covers the intended scenario, where part
@@ -205,10 +203,10 @@ TEST(LayerSorterTest, verifyExistingOrderingPreservedWhenNoZDiff)
     scoped_ptr<LayerImpl> layer4 = LayerImpl::create(4);
     scoped_ptr<LayerImpl> layer5 = LayerImpl::create(5);
 
-    WebTransformationMatrix BehindMatrix;
-    BehindMatrix.translate3d(0, 0, 2);
-    WebTransformationMatrix FrontMatrix;
-    FrontMatrix.translate3d(0, 0, 1);
+    gfx::Transform BehindMatrix;
+    BehindMatrix.Translate3d(0, 0, 2);
+    gfx::Transform FrontMatrix;
+    FrontMatrix.Translate3d(0, 0, 1);
 
     layer1->setBounds(gfx::Size(10, 10));
     layer1->setContentBounds(gfx::Size(10, 10));