Revert 161133 - [cc] Use base ptr types for cc's CSS animation classes

cc/CCKeyframedAnimationCurve.cpp

Index: cc/CCKeyframedAnimationCurve.cpp
===================================================================
--- cc/CCKeyframedAnimationCurve.cpp	(revision 161134)
+++ cc/CCKeyframedAnimationCurve.cpp	(working copy)
@@ -6,6 +6,8 @@
 
 #include "CCKeyframedAnimationCurve.h"
 
+#include <wtf/OwnPtr.h>
+
 using WebKit::WebTransformationMatrix;
 
 namespace cc {
@@ -13,34 +15,36 @@
 namespace {
 
 template <class Keyframe>
-void insertKeyframe(scoped_ptr<Keyframe> keyframe, ScopedPtrVector<Keyframe>& keyframes)
+void insertKeyframe(PassOwnPtr<Keyframe> popKeyframe, OwnPtrVector<Keyframe>& keyframes)
 {
+    OwnPtr<Keyframe> keyframe = popKeyframe;
+
     // Usually, the keyframes will be added in order, so this loop would be unnecessary and
     // we should skip it if possible.
     if (!keyframes.isEmpty() && keyframe->time() < keyframes.last()->time()) {
         for (size_t i = 0; i < keyframes.size(); ++i) {
             if (keyframe->time() < keyframes[i]->time()) {
-                keyframes.insert(i, keyframe.Pass());
+                keyframes.insert(i, keyframe.release());
                 return;
             }
         }
     }
 
-    keyframes.append(keyframe.Pass());
+    keyframes.append(keyframe.release());
 }
 
-scoped_ptr<CCTimingFunction> cloneTimingFunction(const CCTimingFunction* timingFunction)
+PassOwnPtr<CCTimingFunction> cloneTimingFunction(const CCTimingFunction* timingFunction)
 {
     ASSERT(timingFunction);
-    scoped_ptr<CCAnimationCurve> curve(timingFunction->clone());
-    return scoped_ptr<CCTimingFunction>(static_cast<CCTimingFunction*>(curve.release()));
+    OwnPtr<CCAnimationCurve> curve(timingFunction->clone());
+    return adoptPtr(static_cast<CCTimingFunction*>(curve.leakPtr()));
 }
 
 } // namespace
 
-CCKeyframe::CCKeyframe(double time, scoped_ptr<CCTimingFunction> timingFunction)
+CCKeyframe::CCKeyframe(double time, PassOwnPtr<CCTimingFunction> timingFunction)
     : m_time(time)
-    , m_timingFunction(timingFunction.Pass())
+    , m_timingFunction(timingFunction)
 {
 }
 
@@ -58,13 +62,13 @@
     return m_timingFunction.get();
 }
 
-scoped_ptr<CCFloatKeyframe> CCFloatKeyframe::create(double time, float value, scoped_ptr<CCTimingFunction> timingFunction)
+PassOwnPtr<CCFloatKeyframe> CCFloatKeyframe::create(double time, float value, PassOwnPtr<CCTimingFunction> timingFunction)
 {
-    return make_scoped_ptr(new CCFloatKeyframe(time, value, timingFunction.Pass()));
+    return adoptPtr(new CCFloatKeyframe(time, value, timingFunction));
 }
 
-CCFloatKeyframe::CCFloatKeyframe(double time, float value, scoped_ptr<CCTimingFunction> timingFunction)
-    : CCKeyframe(time, timingFunction.Pass())
+CCFloatKeyframe::CCFloatKeyframe(double time, float value, PassOwnPtr<CCTimingFunction> timingFunction)
+    : CCKeyframe(time, timingFunction)
     , m_value(value)
 {
 }
@@ -78,17 +82,18 @@
     return m_value;
 }
 
-scoped_ptr<CCFloatKeyframe> CCFloatKeyframe::clone() const
+PassOwnPtr<CCFloatKeyframe> CCFloatKeyframe::clone() const
 {
-    return CCFloatKeyframe::create(time(), value(), timingFunction() ? cloneTimingFunction(timingFunction()) : scoped_ptr<CCTimingFunction>()); }
+    return CCFloatKeyframe::create(time(), value(), timingFunction() ? cloneTimingFunction(timingFunction()) : nullptr);
+}
 
-scoped_ptr<CCTransformKeyframe> CCTransformKeyframe::create(double time, const WebKit::WebTransformOperations& value, scoped_ptr<CCTimingFunction> timingFunction)
+PassOwnPtr<CCTransformKeyframe> CCTransformKeyframe::create(double time, const WebKit::WebTransformOperations& value, PassOwnPtr<CCTimingFunction> timingFunction)
 {
-    return make_scoped_ptr(new CCTransformKeyframe(time, value, timingFunction.Pass()));
+    return adoptPtr(new CCTransformKeyframe(time, value, timingFunction));
 }
 
-CCTransformKeyframe::CCTransformKeyframe(double time, const WebKit::WebTransformOperations& value, scoped_ptr<CCTimingFunction> timingFunction)
-    : CCKeyframe(time, timingFunction.Pass())
+CCTransformKeyframe::CCTransformKeyframe(double time, const WebKit::WebTransformOperations& value, PassOwnPtr<CCTimingFunction> timingFunction)
+    : CCKeyframe(time, timingFunction)
     , m_value(value)
 {
 }
@@ -102,14 +107,14 @@
     return m_value;
 }
 
-scoped_ptr<CCTransformKeyframe> CCTransformKeyframe::clone() const
+PassOwnPtr<CCTransformKeyframe> CCTransformKeyframe::clone() const
 {
-    return CCTransformKeyframe::create(time(), value(), timingFunction() ? cloneTimingFunction(timingFunction()) : scoped_ptr<CCTimingFunction>());
+    return CCTransformKeyframe::create(time(), value(), timingFunction() ? cloneTimingFunction(timingFunction()) : nullptr);
 }
 
-scoped_ptr<CCKeyframedFloatAnimationCurve> CCKeyframedFloatAnimationCurve::create()
+PassOwnPtr<CCKeyframedFloatAnimationCurve> CCKeyframedFloatAnimationCurve::create()
 {
-    return make_scoped_ptr(new CCKeyframedFloatAnimationCurve);
+    return adoptPtr(new CCKeyframedFloatAnimationCurve);
 }
 
 CCKeyframedFloatAnimationCurve::CCKeyframedFloatAnimationCurve()
@@ -120,9 +125,9 @@
 {
 }
 
-void CCKeyframedFloatAnimationCurve::addKeyframe(scoped_ptr<CCFloatKeyframe> keyframe)
+void CCKeyframedFloatAnimationCurve::addKeyframe(PassOwnPtr<CCFloatKeyframe> keyframe)
 {
-    insertKeyframe(keyframe.Pass(), m_keyframes);
+    insertKeyframe(keyframe, m_keyframes);
 }
 
 double CCKeyframedFloatAnimationCurve::duration() const
@@ -130,12 +135,12 @@
     return m_keyframes.last()->time() - m_keyframes.first()->time();
 }
 
-scoped_ptr<CCAnimationCurve> CCKeyframedFloatAnimationCurve::clone() const
+PassOwnPtr<CCAnimationCurve> CCKeyframedFloatAnimationCurve::clone() const
 {
-    scoped_ptr<CCKeyframedFloatAnimationCurve> toReturn(CCKeyframedFloatAnimationCurve::create());
+    OwnPtr<CCKeyframedFloatAnimationCurve> toReturn(CCKeyframedFloatAnimationCurve::create());
     for (size_t i = 0; i < m_keyframes.size(); ++i)
         toReturn->addKeyframe(m_keyframes[i]->clone());
-    return toReturn.PassAs<CCAnimationCurve>();
+    return toReturn.release();
 }
 
 float CCKeyframedFloatAnimationCurve::getValue(double t) const
@@ -160,9 +165,9 @@
     return m_keyframes[i]->value() + (m_keyframes[i+1]->value() - m_keyframes[i]->value()) * progress;
 }
 
-scoped_ptr<CCKeyframedTransformAnimationCurve> CCKeyframedTransformAnimationCurve::create()
+PassOwnPtr<CCKeyframedTransformAnimationCurve> CCKeyframedTransformAnimationCurve::create()
 {
-    return make_scoped_ptr(new CCKeyframedTransformAnimationCurve);
+    return adoptPtr(new CCKeyframedTransformAnimationCurve);
 }
 
 CCKeyframedTransformAnimationCurve::CCKeyframedTransformAnimationCurve()
@@ -173,9 +178,9 @@
 {
 }
 
-void CCKeyframedTransformAnimationCurve::addKeyframe(scoped_ptr<CCTransformKeyframe> keyframe)
+void CCKeyframedTransformAnimationCurve::addKeyframe(PassOwnPtr<CCTransformKeyframe> keyframe)
 {
-    insertKeyframe(keyframe.Pass(), m_keyframes);
+    insertKeyframe(keyframe, m_keyframes);
 }
 
 double CCKeyframedTransformAnimationCurve::duration() const
@@ -183,12 +188,12 @@
     return m_keyframes.last()->time() - m_keyframes.first()->time();
 }
 
-scoped_ptr<CCAnimationCurve> CCKeyframedTransformAnimationCurve::clone() const
+PassOwnPtr<CCAnimationCurve> CCKeyframedTransformAnimationCurve::clone() const
 {
-    scoped_ptr<CCKeyframedTransformAnimationCurve> toReturn(CCKeyframedTransformAnimationCurve::create());
+    OwnPtr<CCKeyframedTransformAnimationCurve> toReturn(CCKeyframedTransformAnimationCurve::create());
     for (size_t i = 0; i < m_keyframes.size(); ++i)
         toReturn->addKeyframe(m_keyframes[i]->clone());
-    return toReturn.PassAs<CCAnimationCurve>();
+    return toReturn.release();
 }
 
 WebTransformationMatrix CCKeyframedTransformAnimationCurve::getValue(double t) const