Devtools Animations: Add cubic bezier easing editor for animations

Source/platform/animation/TimingFunction.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "platform/animation/TimingFunction.h"
 
 #include "platform/animation/CubicBezierControlPoints.h"
 #include "wtf/MathExtras.h"
 
@@ skipping 339 matching lines @@
 {
     return rhs.type() == TimingFunction::LinearFunction;
 }
 
 bool operator==(const CubicBezierTimingFunction& lhs, const TimingFunction& rhs)
 {
     if (rhs.type() != TimingFunction::CubicBezierFunction)
         return false;
 
     const CubicBezierTimingFunction& ctf = toCubicBezierTimingFunction(rhs);
-    if ((lhs.subType() == CubicBezierTimingFunction::Custom) && (ctf.subType() == CubicBezierTimingFunction::Custom))
+    if ((lhs.subType() == CubicBezierTimingFunction::Custom) && (ctf.subType() == CubicBezierTimingFunction::Custom)) {
         return (lhs.x1() == ctf.x1()) && (lhs.y1() == ctf.y1()) && (lhs.x2() == ctf.x2()) && (lhs.y2() == ctf.y2());
+    }
 
     return lhs.subType() == ctf.subType();
 }
 
 bool operator==(const StepsTimingFunction& lhs, const TimingFunction& rhs)
 {
     if (rhs.type() != TimingFunction::StepsFunction)
         return false;
 
     const StepsTimingFunction& stf = toStepsTimingFunction(rhs);
@@ skipping 23 matching lines @@
     return false;
 }
 
 // No need to define specific operator!= as they can all come via this function.
 bool operator!=(const TimingFunction& lhs, const TimingFunction& rhs)
 {
     return !(lhs == rhs);
 }
 
 } // namespace blink