Remove OwnPtr::release() calls in core/ (part 1).

third_party/WebKit/Source/core/animation/SVGNumberListInterpolationType.cpp

Index: third_party/WebKit/Source/core/animation/SVGNumberListInterpolationType.cpp
diff --git a/third_party/WebKit/Source/core/animation/SVGNumberListInterpolationType.cpp b/third_party/WebKit/Source/core/animation/SVGNumberListInterpolationType.cpp
index d22799387982e4d230fb75a340435adbf6b6878f..4eaa1e74d11bda62241e728dfb1c2ca0575dcfda 100644
--- a/third_party/WebKit/Source/core/animation/SVGNumberListInterpolationType.cpp
+++ b/third_party/WebKit/Source/core/animation/SVGNumberListInterpolationType.cpp
@@ -21,7 +21,7 @@ InterpolationValue SVGNumberListInterpolationType::maybeConvertNeutral(const Int
     OwnPtr<InterpolableList> result = InterpolableList::create(underlyingLength);
     for (size_t i = 0; i < underlyingLength; i++)
         result->set(i, InterpolableNumber::create(0));
-    return InterpolationValue(result.release());
+    return InterpolationValue(std::move(result));
 }
 
 InterpolationValue SVGNumberListInterpolationType::maybeConvertSVGValue(const SVGPropertyBase& svgValue) const
@@ -33,7 +33,7 @@ InterpolationValue SVGNumberListInterpolationType::maybeConvertSVGValue(const SV
     OwnPtr<InterpolableList> result = InterpolableList::create(numberList.length());
     for (size_t i = 0; i < numberList.length(); i++)
         result->set(i, InterpolableNumber::create(numberList.at(i)->value()));
-    return InterpolationValue(result.release());
+    return InterpolationValue(std::move(result));
 }
 
 PairwiseInterpolationValue SVGNumberListInterpolationType::maybeMergeSingles(InterpolationValue&& start, InterpolationValue&& end) const
@@ -55,10 +55,10 @@ static void padWithZeroes(OwnPtr<InterpolableValue>& listPointer, size_t paddedL
     OwnPtr<InterpolableList> result = InterpolableList::create(paddedLength);
     size_t i = 0;
     for (; i < list.length(); i++)
-        result->set(i, list.getMutable(i).release());
+        result->set(i, std::move(list.getMutable(i)));
     for (; i < paddedLength; i++)
         result->set(i, InterpolableNumber::create(0));
-    listPointer = result.release();
+    listPointer = std::move(result);
 }
 
 void SVGNumberListInterpolationType::composite(UnderlyingValueOwner& underlyingValueOwner, double underlyingFraction, const InterpolationValue& value, double interpolationFraction) const