requestAutocomplete: remove from web platform

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 103 matching lines @@
             'dom/Uint8Array.idl',
             'dom/Uint8ClampedArray.idl',
             'dom/URLSearchParams.idl',
             'dom/XMLDocument.idl',
             'dom/custom/CustomElementsRegistry.idl',
             'dom/shadow/ShadowRoot.idl',
             'editing/Selection.idl',
             'events/AnimationEvent.idl',
             'events/AnimationPlayerEvent.idl',
             'events/ApplicationCacheErrorEvent.idl',
-            'events/AutocompleteErrorEvent.idl',
             'events/BeforeUnloadEvent.idl',
             'events/ClipboardEvent.idl',
             'events/CompositionEvent.idl',
             'events/CustomEvent.idl',
             'events/DragEvent.idl',
             'events/ErrorEvent.idl',
             'events/Event.idl',
             'events/EventTarget.idl',
             'events/FocusEvent.idl',
             'events/HashChangeEvent.idl',
@@ skipping 320 matching lines @@
             'xml/DocumentXMLTreeViewer.idl',
             'xml/DocumentXPathEvaluator.idl',
         ],
         # interfaces that inherit from Event, including Event itself
         'core_event_idl_files': [
             'css/FontFaceSetLoadEvent.idl',
             'css/MediaQueryListEvent.idl',
             'events/AnimationEvent.idl',
             'events/AnimationPlayerEvent.idl',
             'events/ApplicationCacheErrorEvent.idl',
-            'events/AutocompleteErrorEvent.idl',
             'events/BeforeUnloadEvent.idl',
             'events/ClipboardEvent.idl',
             'events/CompositionEvent.idl',
             'events/CustomEvent.idl',
             'events/DragEvent.idl',
             'events/ErrorEvent.idl',
             'events/Event.idl',
             'events/FocusEvent.idl',
             'events/HashChangeEvent.idl',
             'events/InputEvent.idl',
@@ skipping 2218 matching lines @@
             'dom/shadow/SlotAssignment.cpp',
             'dom/shadow/SlotAssignment.h',
             'dom/shadow/SlotScopedTraversal.cpp',
             'dom/shadow/SlotScopedTraversal.h',
             'events/AnimationEvent.cpp',
             'events/AnimationEvent.h',
             'events/AnimationPlayerEvent.cpp',
             'events/AnimationPlayerEvent.h',
             'events/ApplicationCacheErrorEvent.cpp',
             'events/ApplicationCacheErrorEvent.h',
-            'events/AutocompleteErrorEvent.h',
             'events/BeforeTextInsertedEvent.cpp',
             'events/BeforeTextInsertedEvent.h',
             'events/BeforeUnloadEvent.cpp',
             'events/BeforeUnloadEvent.h',
             'events/ClipboardEvent.cpp',
             'events/ClipboardEvent.h',
             'events/CompositionEvent.cpp',
             'events/CompositionEvent.h',
             'events/CustomEvent.cpp',
             'events/CustomEvent.h',
@@ skipping 958 matching lines @@
             'dom/DOMPointInit.idl',
             'dom/ElementRegistrationOptions.idl',
             'dom/IdleRequestOptions.idl',
             'dom/IntersectionObserverInit.idl',
             'dom/MutationObserverInit.idl',
             'dom/shadow/ShadowRootInit.idl',
             'dom/TouchInit.idl',
             'events/AnimationEventInit.idl',
             'events/AnimationPlayerEventInit.idl',
             'events/ApplicationCacheErrorEventInit.idl',
-            'events/AutocompleteErrorEventInit.idl',
             'events/CompositionEventInit.idl',
             'events/CustomEventInit.idl',
             'events/DragEventInit.idl',
             'events/ErrorEventInit.idl',
             'events/EventInit.idl',
             'events/EventListenerOptions.idl',
             'events/EventModifierInit.idl',
             'events/FocusEventInit.idl',
             'events/HashChangeEventInit.idl',
             'events/InputEventInit.idl',
@@ skipping 50 matching lines @@
             '<(blink_core_output_dir)/dom/shadow/ShadowRootInit.cpp',
             '<(blink_core_output_dir)/dom/shadow/ShadowRootInit.h',
             '<(blink_core_output_dir)/dom/TouchInit.cpp',
             '<(blink_core_output_dir)/dom/TouchInit.h',
             '<(blink_core_output_dir)/events/AnimationEventInit.cpp',
             '<(blink_core_output_dir)/events/AnimationEventInit.h',
             '<(blink_core_output_dir)/events/AnimationPlayerEventInit.cpp',
             '<(blink_core_output_dir)/events/AnimationPlayerEventInit.h',
             '<(blink_core_output_dir)/events/ApplicationCacheErrorEventInit.cpp',
             '<(blink_core_output_dir)/events/ApplicationCacheErrorEventInit.h',
-            '<(blink_core_output_dir)/events/AutocompleteErrorEventInit.cpp',
-            '<(blink_core_output_dir)/events/AutocompleteErrorEventInit.h',
             '<(blink_core_output_dir)/events/CompositionEventInit.cpp',
             '<(blink_core_output_dir)/events/CompositionEventInit.h',
             '<(blink_core_output_dir)/events/CustomEventInit.cpp',
             '<(blink_core_output_dir)/events/CustomEventInit.h',
             '<(blink_core_output_dir)/events/DragEventInit.cpp',
             '<(blink_core_output_dir)/events/DragEventInit.h',
             '<(blink_core_output_dir)/events/ErrorEventInit.cpp',
             '<(blink_core_output_dir)/events/ErrorEventInit.h',
             '<(blink_core_output_dir)/events/EventInit.cpp',
             '<(blink_core_output_dir)/events/EventInit.h',
@@ skipping 351 matching lines @@
             'svg/SVGPathParserTest.cpp',
             'svg/UnsafeSVGAttributeSanitizationTest.cpp',
             'testing/PrivateScriptTestTest.cpp',
             'timing/MemoryInfoTest.cpp',
             'workers/WorkerThreadTest.cpp',
             'workers/WorkerThreadTestHelper.h',
             'xml/parser/SharedBufferReaderTest.cpp',
         ],
     }
 }