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

cc/keyframed_animation_curve_unittest.cc

Index: cc/keyframed_animation_curve_unittest.cc
diff --git a/cc/keyframed_animation_curve_unittest.cc b/cc/keyframed_animation_curve_unittest.cc
index 6e6eea9b94091b729b1d8e9231e26866b3c0a5be..604fbde53e5797593b842bc8938b0463369b26f1 100644
--- a/cc/keyframed_animation_curve_unittest.cc
+++ b/cc/keyframed_animation_curve_unittest.cc
@@ -4,17 +4,18 @@
 
 #include "cc/keyframed_animation_curve.h"
 
+#include <public/WebTransformOperations.h>
+
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include <public/WebTransformOperations.h>
-#include <public/WebTransformationMatrix.h>
+#include "ui/gfx/transform.h"
 
-using WebKit::WebTransformationMatrix;
+using gfx::Transform;
 
 namespace cc {
 namespace {
 
-void expectTranslateX(double translateX, const WebTransformationMatrix& matrix)
+void expectTranslateX(double translateX, const WebKit::WebTransformationMatrix& matrix)
 {
     EXPECT_FLOAT_EQ(translateX, matrix.m41());
 }
@@ -161,7 +162,7 @@ TEST(KeyframedAnimationCurveTest, RepeatedTransformKeyTimes)
     expectTranslateX(4, curve->getValue(0.5));
 
     // There is a discontinuity at 1. Any value between 4 and 6 is valid.
-    WebTransformationMatrix value = curve->getValue(1);
+    WebKit::WebTransformationMatrix value = curve->getValue(1);
     EXPECT_TRUE(value.m41() >= 4 && value.m41() <= 6);
 
     expectTranslateX(6, curve->getValue(1.5));