2011-03-24 Oliver Hunt <oliver@apple.com>

        Reviewed by Geoffrey Garen.

        REGRESSION (r79987-r80210): Crash in JSWeakObjectMapClear
        https://bugs.webkit.org/show_bug.cgi?id=55671

        This is no longer necessary, and it seems that with the new weakmap
        model it's simply unsafe, so this reduces it to a no-op.

        * API/JSWeakObjectMapRefPrivate.cpp:

git-svn-id: svn://svn.chromium.org/blink/trunk@81900 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/JavaScriptCore/API/JSWeakObjectMapRefPrivate.cpp

@@ -68,14 +68,11 @@ JSObjectRef JSWeakObjectMapGet(JSContextRef ctx, JSWeakObjectMapRef map, void* k
     return toRef(static_cast<JSObject*>(map->map().get(key)));
 }
 
-bool JSWeakObjectMapClear(JSContextRef ctx, JSWeakObjectMapRef map, void* key, JSObjectRef object)
+// We need to keep this function in the build to keep the nightlies running.
+JS_EXPORT bool JSWeakObjectMapClear(JSContextRef, JSWeakObjectMapRef, void*, JSObjectRef);
+bool JSWeakObjectMapClear(JSContextRef, JSWeakObjectMapRef, void*, JSObjectRef)
 {
-    ExecState* exec = toJS(ctx);
-    APIEntryShim entryShim(exec);
-    JSObject* obj = toJS(object);
-    if (map->map().deprecatedRemove(key, obj))
-        return true;
-    return false;
+    return true;
 }
 
 #ifdef __cplusplus

third_party/WebKit/Source/JavaScriptCore/API/JSWeakObjectMapRefPrivate.h

@@ -76,17 +76,6 @@ JS_EXPORT void JSWeakObjectMapSet(JSContextRef ctx, JSWeakObjectMapRef map, void
  */
 JS_EXPORT JSObjectRef JSWeakObjectMapGet(JSContextRef ctx, JSWeakObjectMapRef map, void* key);
 
-/*!
- @function
- @abstract Clears the association between a key and an object in a JSWeakObjectMapRef
- @param ctx The execution context to use.
- @param map The map to clear the key association from.
- @param key The key to use.
- @param object The old object value.
- @result Returns true if the key/object association was present in map, and has been removed.
- */
-JS_EXPORT bool JSWeakObjectMapClear(JSContextRef ctx, JSWeakObjectMapRef map, void* key, JSObjectRef object);
-
 #ifdef __cplusplus
 }
 #endif

third_party/WebKit/Source/JavaScriptCore/ChangeLog

+2011-03-24  Oliver Hunt  <oliver@apple.com>
+
+        Reviewed by Geoffrey Garen.
+
+        REGRESSION (r79987-r80210): Crash in JSWeakObjectMapClear
+        https://bugs.webkit.org/show_bug.cgi?id=55671
+
+        This is no longer necessary, and it seems that with the new weakmap
+        model it's simply unsafe, so this reduces it to a no-op. 
+
+        * API/JSWeakObjectMapRefPrivate.cpp:
+
 2011-03-24  Ben Taylor  <bentaylor.solx86@gmail.com>
 
         Reviewed by Darin Adler.