[InputEvent] Introduce |StaticRange| and use in |InputEvent::getRanges()|

third_party/WebKit/Source/core/core.gypi

 {
     'includes': [
         'core_generated.gypi',
     ],
     'variables': {
         # Files for which bindings (.cpp and .h files) will be generated
         'core_idl_files': [
             'animation/KeyframeEffect.idl',
             'animation/EffectModel.idl',
             'animation/AnimationEffectReadOnly.idl',
@@ skipping 87 matching lines @@
             'dom/MutationObserver.idl',
             'dom/MutationRecord.idl',
             'dom/NamedNodeMap.idl',
             'dom/Node.idl',
             'dom/NodeFilter.idl',
             'dom/NodeIterator.idl',
             'dom/NodeList.idl',
             'dom/ProcessingInstruction.idl',
             'dom/Range.idl',
             'dom/SharedArrayBuffer.idl',
+            'dom/StaticRange.idl',
             'dom/StringCallback.idl',
             'dom/Text.idl',
             'dom/Touch.idl',
             'dom/TouchList.idl',
             'dom/TreeWalker.idl',
             'dom/Uint16Array.idl',
             'dom/Uint32Array.idl',
             'dom/Uint8Array.idl',
             'dom/Uint8ClampedArray.idl',
             'dom/URLSearchParams.idl',
@@ skipping 2460 matching lines @@
             'dom/ScriptedIdleTaskController.h',
             'dom/SecurityContext.cpp',
             'dom/SecurityContext.h',
             'dom/SelectorQuery.cpp',
             'dom/SelectorQuery.h',
             'dom/ShadowTreeStyleSheetCollection.cpp',
             'dom/ShadowTreeStyleSheetCollection.h',
             'dom/SimulatedClickOptions.h',
             'dom/SpaceSplitString.cpp',
             'dom/StaticNodeList.h',
+            'dom/StaticRange.cpp',
+            'dom/StaticRange.h',
             'dom/StringCallback.cpp',
             'dom/StringCallback.h',
             'dom/StyleChangeReason.cpp',
             'dom/StyleChangeReason.h',
             'dom/StyleElement.cpp',
             'dom/StyleElement.h',
             'dom/StyleEngine.cpp',
             'dom/StyleEngine.h',
             'dom/StyleSheetCandidate.cpp',
             'dom/StyleSheetCandidate.h',
@@ skipping 1374 matching lines @@
             'dom/DOMImplementationTest.cpp',
             'dom/DocumentStatisticsCollectorTest.cpp',
             'dom/DocumentTest.cpp',
             'dom/ElementTest.cpp',
             'dom/MainThreadTaskRunnerTest.cpp',
             'dom/NodeTest.cpp',
             'dom/NthIndexCacheTest.cpp',
             'dom/RangeTest.cpp',
             'dom/ScriptRunnerTest.cpp',
             'dom/SelectorQueryTest.cpp',
+            'dom/StaticRangeTest.cpp',
             'dom/StyleElementTest.cpp',
             'dom/StyleEngineTest.cpp',
             'dom/TextTest.cpp',
             'dom/TreeScopeStyleSheetCollectionTest.cpp',
             'dom/TreeScopeTest.cpp',
             'dom/URLSearchParamsTest.cpp',
             'dom/custom/CustomElementDescriptorTest.cpp',
             'dom/custom/CustomElementReactionQueueTest.cpp',
             'dom/custom/CustomElementReactionStackTest.cpp',
             'dom/custom/CustomElementReactionTestHelpers.h',
@@ skipping 151 matching lines @@
             'testing/PrivateScriptTestTest.cpp',
             'timing/MemoryInfoTest.cpp',
             'timing/PerformanceBaseTest.cpp',
             'timing/PerformanceObserverTest.cpp',
             'workers/WorkerThreadTest.cpp',
             'workers/WorkerThreadTestHelper.h',
             'xml/parser/SharedBufferReaderTest.cpp',
         ],
     }
 }