Tried to improve the explanation for XmlElement::findParentElementOf.

modules/juce_core/xml/juce_XmlElement.cpp

@@ -714,7 +714,7 @@ bool XmlElement::isEquivalentTo (const XmlElement* const other,
             {
                 if (thisAtt == nullptr || otherAtt == nullptr)
                 {
-                    if (thisAtt == otherAtt) // both 0, so it's a match
+                    if (thisAtt == otherAtt) // both nullptr, so it's a match
                         break;
 
                     return false;

modules/juce_core/xml/juce_XmlElement.h

@@ -599,10 +599,17 @@ public:
     /** Returns true if the given element is a child of this one. */
     bool containsChildElement (const XmlElement* possibleChild) const noexcept;
 
-    /** Recursively searches all sub-elements to find one that contains the specified
-        child element.
+    /** Recursively searches all sub-elements of this one, looking for an element
+        which is the direct parent of the specified element.
+
+        Because elements don't store a pointer to their parent, if you have one
+        and need to find its parent, the only way to do so is to exhaustively
+        search the whole tree for it.
+
+        If the given child is found somewhere in this element's hierarchy, then
+        this method will return its parent. If not, it will return nullptr.
     */
-    XmlElement* findParentElementOf (const XmlElement* elementToLookFor) noexcept;
+    XmlElement* findParentElementOf (const XmlElement* childToSearchFor) noexcept;
 
     //==============================================================================
     /** Sorts the child elements using a comparator.