Partial non-unified build fixes

non-unified.diff

main lmoura@buildbox2 ~/WebKit $ git stash show -p
diff --git a/Source/JavaScriptCore/bytecode/PolyProtoAccessChain.cpp b/Source/JavaScriptCore/bytecode/PolyProtoAccessChain.cpp
index f1ea8915235c..de4f4d9550cc 100644
--- a/Source/JavaScriptCore/bytecode/PolyProtoAccessChain.cpp
+++ b/Source/JavaScriptCore/bytecode/PolyProtoAccessChain.cpp
@@ -26,6 +26,7 @@
 #include "config.h"
 #include "PolyProtoAccessChain.h"
 
+#include "CacheableIdentifierInlines.h"
 #include "JSCInlines.h"
 
 namespace JSC {
diff --git a/Source/WebCore/dom/CustomElementDefaultARIA.h b/Source/WebCore/dom/CustomElementDefaultARIA.h
index c730a43d5c10..bf5d66261f57 100644
--- a/Source/WebCore/dom/CustomElementDefaultARIA.h
+++ b/Source/WebCore/dom/CustomElementDefaultARIA.h
@@ -26,6 +26,7 @@
 #pragma once
 
 #include <wtf/HashMap.h>
+#include <wtf/IsoMalloc.h>
 #include <wtf/text/AtomString.h>
 #include <wtf/text/AtomStringHash.h>
 
diff --git a/Source/WebCore/dom/ElementInternals.cpp b/Source/WebCore/dom/ElementInternals.cpp
index 6a4dd567a3ea..0ed4e35e7a04 100644
--- a/Source/WebCore/dom/ElementInternals.cpp
+++ b/Source/WebCore/dom/ElementInternals.cpp
@@ -32,6 +32,8 @@
 
 namespace WebCore {
 
+using namespace HTMLNames;
+
 WTF_MAKE_ISO_ALLOCATED_IMPL(ElementInternals);
 
 ShadowRoot* ElementInternals::shadowRoot() const
diff --git a/Source/WebCore/fileapi/ThreadableBlobRegistry.cpp b/Source/WebCore/fileapi/ThreadableBlobRegistry.cpp
index bdf125c4d385..551c3b5ce4c0 100644
--- a/Source/WebCore/fileapi/ThreadableBlobRegistry.cpp
+++ b/Source/WebCore/fileapi/ThreadableBlobRegistry.cpp
@@ -42,6 +42,7 @@
 #include <mutex>
 #include <wtf/CrossThreadQueue.h>
 #include <wtf/CrossThreadTask.h>
+#include <wtf/HashCountedSet.h>
 #include <wtf/HashMap.h>
 #include <wtf/MainThread.h>
 #include <wtf/RefPtr.h>