Bug 931738 - Remove nsPurpleBufferEntry from nsISupportsImpl.h. r=smaug

xpcom/base/nsCycleCollector.cpp

@@ -731,6 +731,17 @@ CanonicalizeParticipant(void **parti, nsCycleCollectionParticipant **cp)
     }
 }
 
+struct nsPurpleBufferEntry {
+  union {
+    void *mObject;                        // when low bit unset
+    nsPurpleBufferEntry *mNextInFreeList; // when low bit set
+  };
+
+  nsCycleCollectingAutoRefCnt *mRefCnt;
+
+  nsCycleCollectionParticipant *mParticipant; // nullptr for nsISupports
+};
+
 class nsCycleCollector;
 
 struct nsPurpleBuffer

xpcom/build/nsXPCOM.h

@@ -31,7 +31,6 @@ DECL_CLASS(nsIDirectoryServiceProvider);
 DECL_CLASS(nsIMemory);
 DECL_CLASS(nsIDebug);
 DECL_CLASS(nsITraceRefcnt);
-DECL_STRUCT(nsPurpleBufferEntry);
 
 #ifdef __cplusplus
 namespace mozilla {

xpcom/build/nsXPCOMPrivate.h

@@ -15,6 +15,7 @@
 class nsStringContainer;
 class nsCStringContainer;
 class nsIComponentLoader;
+class nsPurpleBufferEntry;
 
 /**
  * During this shutdown notification all threads which run XPCOM code must

xpcom/glue/nsISupportsImpl.h

@@ -74,17 +74,6 @@ private:
 
 // Support for ISupports classes which interact with cycle collector.
 
-struct nsPurpleBufferEntry {
-  union {
-    void *mObject;                        // when low bit unset
-    nsPurpleBufferEntry *mNextInFreeList; // when low bit set
-  };
-
-  nsCycleCollectingAutoRefCnt *mRefCnt;
-
-  nsCycleCollectionParticipant *mParticipant; // nullptr for nsISupports
-};
-
 #define NS_NUMBER_OF_FLAGS_IN_REFCNT 2
 #define NS_IN_PURPLE_BUFFER (1 << 0)
 #define NS_IS_PURPLE (1 << 1)