Oilpan: fix build after r174194.

Source/core/animation/AnimationTest.cpp

Index: Source/core/animation/AnimationTest.cpp
diff --git a/Source/core/animation/AnimationTest.cpp b/Source/core/animation/AnimationTest.cpp
index 383cd11d3b81306a927b106ee168f52b2a0c6721..a9624b1b948cc3070bae2fada31fcc72633b9f70 100644
--- a/Source/core/animation/AnimationTest.cpp
+++ b/Source/core/animation/AnimationTest.cpp
@@ -145,7 +145,7 @@ TEST_F(AnimationAnimationV8Test, MismatchedKeyframePropertyRaisesException)
     jsKeyframes.append(Dictionary(keyframe1, m_isolate));
     jsKeyframes.append(Dictionary(keyframe2, m_isolate));
 
-    RefPtrWillBeRawPtr<Animation> animation = createAnimation(element.get(), jsKeyframes, 0, exceptionState);
+    createAnimation(element.get(), jsKeyframes, 0, exceptionState);
 
     EXPECT_TRUE(exceptionState.hadException());
     EXPECT_EQ(NotSupportedError, exceptionState.code());
@@ -165,7 +165,7 @@ TEST_F(AnimationAnimationV8Test, MissingOffsetZeroRaisesException)
     jsKeyframes.append(Dictionary(keyframe1, m_isolate));
     jsKeyframes.append(Dictionary(keyframe2, m_isolate));
 
-    RefPtrWillBeRawPtr<Animation> animation = createAnimation(element.get(), jsKeyframes, 0, exceptionState);
+    createAnimation(element.get(), jsKeyframes, 0, exceptionState);
 
     EXPECT_TRUE(exceptionState.hadException());
     EXPECT_EQ(NotSupportedError, exceptionState.code());
@@ -185,7 +185,7 @@ TEST_F(AnimationAnimationV8Test, MissingOffsetOneRaisesException)
     jsKeyframes.append(Dictionary(keyframe1, m_isolate));
     jsKeyframes.append(Dictionary(keyframe2, m_isolate));
 
-    RefPtrWillBeRawPtr<Animation> animation = createAnimation(element.get(), jsKeyframes, 0, exceptionState);
+    createAnimation(element.get(), jsKeyframes, 0, exceptionState);
 
     EXPECT_TRUE(exceptionState.hadException());
     EXPECT_EQ(NotSupportedError, exceptionState.code());
@@ -205,7 +205,7 @@ TEST_F(AnimationAnimationV8Test, MissingOffsetZeroAndOneRaisesException)
     jsKeyframes.append(Dictionary(keyframe1, m_isolate));
     jsKeyframes.append(Dictionary(keyframe2, m_isolate));
 
-    RefPtrWillBeRawPtr<Animation> animation = createAnimation(element.get(), jsKeyframes, 0, exceptionState);
+    createAnimation(element.get(), jsKeyframes, 0, exceptionState);
 
     EXPECT_TRUE(exceptionState.hadException());
     EXPECT_EQ(NotSupportedError, exceptionState.code());
@@ -456,7 +456,7 @@ TEST_F(AnimationAnimationTest, ElementDestructorClearsAnimationTarget)
     timing.iterationDuration = 5;
     RefPtrWillBeRawPtr<Animation> animation = Animation::create(element.get(), nullptr, timing);
     EXPECT_EQ(element.get(), animation->target());
-    RefPtrWillBeRawPtr<AnimationPlayer> player = document->timeline().play(animation.get());
+    document->timeline().play(animation.get());
     document.clear();
     element.clear();
     Heap::collectAllGarbage();