Make classes and structures in core/events and core/fetch fast-allocated.

Source/core/fetch/ResourcePtr.h

Index: Source/core/fetch/ResourcePtr.h
diff --git a/Source/core/fetch/ResourcePtr.h b/Source/core/fetch/ResourcePtr.h
index f52c55278987a0df79e9ebf21c57e4e86084a606..2f21fb6ad1725fdfda00ff403f0d0e78bf681f1e 100644
--- a/Source/core/fetch/ResourcePtr.h
+++ b/Source/core/fetch/ResourcePtr.h
@@ -28,10 +28,12 @@
 
 #include "core/CoreExport.h"
 #include "core/fetch/Resource.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 class CORE_EXPORT ResourcePtrBase {
+    ALLOW_ONLY_INLINE_ALLOCATION();
 public:
     Resource* get() const { return m_resource; }
     bool operator!() const { return !m_resource; }