| Index: Source/core/core.gypi | 
| diff --git a/Source/core/core.gypi b/Source/core/core.gypi | 
| index 6a5f48c046a33b012fa9cd86a1e7dbccbf5147ef..bf80e92ddf28102df7280ded54092bcd24407b25 100644 | 
| --- a/Source/core/core.gypi | 
| +++ b/Source/core/core.gypi | 
| @@ -1778,31 +1778,6 @@ | 
| 'dom/ContextLifecycleObserver.cpp', | 
| 'dom/ContextLifecycleObserver.h', | 
| 'dom/CrossThreadTask.h', | 
| -            'dom/CustomElement.cpp', | 
| -            'dom/CustomElement.h', | 
| -            'dom/CustomElementCallbackDispatcher.cpp', | 
| -            'dom/CustomElementCallbackDispatcher.h', | 
| -            'dom/CustomElementCallbackInvocation.cpp', | 
| -            'dom/CustomElementCallbackInvocation.h', | 
| -            'dom/CustomElementCallbackQueue.cpp', | 
| -            'dom/CustomElementCallbackQueue.h', | 
| -            'dom/CustomElementCallbackScheduler.cpp', | 
| -            'dom/CustomElementCallbackScheduler.h', | 
| -            'dom/CustomElementDefinition.cpp', | 
| -            'dom/CustomElementDefinition.h', | 
| -            'dom/CustomElementDescriptor.h', | 
| -            'dom/CustomElementDescriptorHash.h', | 
| -            'dom/CustomElementException.cpp', | 
| -            'dom/CustomElementException.h', | 
| -            'dom/CustomElementLifecycleCallbacks.h', | 
| -            'dom/CustomElementObserver.cpp', | 
| -            'dom/CustomElementObserver.h', | 
| -            'dom/CustomElementRegistrationContext.cpp', | 
| -            'dom/CustomElementRegistrationContext.h', | 
| -            'dom/CustomElementRegistry.cpp', | 
| -            'dom/CustomElementRegistry.h', | 
| -            'dom/CustomElementUpgradeCandidateMap.cpp', | 
| -            'dom/CustomElementUpgradeCandidateMap.h', | 
| 'dom/DatasetDOMStringMap.cpp', | 
| 'dom/DatasetDOMStringMap.h', | 
| 'dom/DataTransferItem.cpp', | 
| @@ -1937,6 +1912,31 @@ | 
| 'dom/SecurityContext.h', | 
| 'dom/SelectorQuery.cpp', | 
| 'dom/SelectorQuery.h', | 
| +            'dom/custom/CustomElement.cpp', | 
| +            'dom/custom/CustomElement.h', | 
| +            'dom/custom/CustomElementCallbackDispatcher.cpp', | 
| +            'dom/custom/CustomElementCallbackDispatcher.h', | 
| +            'dom/custom/CustomElementCallbackInvocation.cpp', | 
| +            'dom/custom/CustomElementCallbackInvocation.h', | 
| +            'dom/custom/CustomElementCallbackQueue.cpp', | 
| +            'dom/custom/CustomElementCallbackQueue.h', | 
| +            'dom/custom/CustomElementCallbackScheduler.cpp', | 
| +            'dom/custom/CustomElementCallbackScheduler.h', | 
| +            'dom/custom/CustomElementDefinition.cpp', | 
| +            'dom/custom/CustomElementDefinition.h', | 
| +            'dom/custom/CustomElementDescriptor.h', | 
| +            'dom/custom/CustomElementDescriptorHash.h', | 
| +            'dom/custom/CustomElementException.cpp', | 
| +            'dom/custom/CustomElementException.h', | 
| +            'dom/custom/CustomElementLifecycleCallbacks.h', | 
| +            'dom/custom/CustomElementObserver.cpp', | 
| +            'dom/custom/CustomElementObserver.h', | 
| +            'dom/custom/CustomElementRegistrationContext.cpp', | 
| +            'dom/custom/CustomElementRegistrationContext.h', | 
| +            'dom/custom/CustomElementRegistry.cpp', | 
| +            'dom/custom/CustomElementRegistry.h', | 
| +            'dom/custom/CustomElementUpgradeCandidateMap.cpp', | 
| +            'dom/custom/CustomElementUpgradeCandidateMap.h', | 
| 'dom/shadow/ComposedTreeWalker.cpp', | 
| 'dom/shadow/ComposedTreeWalker.h', | 
| 'dom/shadow/ContentDistribution.cpp', | 
|  |