QmlJS: Fix inconsistent copy ctor/operator=

Detected by GCC9.

Change-Id: Ieab7c13c6d66b99cc679c3ac5d4a3da67bcd7767
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/libs/qmljs/persistenttrie.cpp

@@ -545,7 +545,6 @@ QDebug &operator<<(QDebug &dbg, const Trie &trie)
 }
 Trie::Trie() {}
 Trie::Trie(const TrieNode::Ptr &trie) : trie(trie) {}
-Trie::Trie(const Trie &o) : trie(o.trie){}
 
 QStringList Trie::complete(const QString &root, const QString &base,
     LookupFlags flags) const

src/libs/qmljs/persistenttrie.h

@@ -79,7 +79,6 @@ class QMLJS_EXPORT Trie
 public:
     Trie();
     Trie(const TrieNode::Ptr &t);
-    Trie(const Trie &o);
 
     QStringList complete(const QString &root, const QString &base = QString(),
         LookupFlags flags = LookupFlags(CaseInsensitive|Partial)) const;

src/libs/qmljs/qmljsbundle.cpp

@@ -35,11 +35,6 @@
 namespace QmlJS {
 typedef PersistentTrie::Trie Trie;
 
-QmlBundle::QmlBundle(const QmlBundle &o)
-    : m_name(o.m_name), m_searchPaths(o.searchPaths()), m_installPaths(o.installPaths()),
-      m_supportedImports(o.m_supportedImports), m_implicitImports(o.m_implicitImports)
-{ }
-
 QmlBundle::QmlBundle()
 { }
 

src/libs/qmljs/qmljsbundle.h

@@ -51,7 +51,6 @@ class QMLJS_EXPORT QmlBundle
 {
     typedef PersistentTrie::Trie Trie;
 public:
-    QmlBundle(const QmlBundle &o);
     QmlBundle();
     QmlBundle(const QString &name,
               const Trie &searchPaths,

src/libs/qmljs/qmljsdialect.h

@@ -79,9 +79,6 @@ QMLJS_EXPORT QDebug operator << (QDebug &dbg, const Dialect &dialect);
 class QMLJS_EXPORT PathAndLanguage {
 public:
     PathAndLanguage(const Utils::FileName &path = Utils::FileName(), Dialect language = Dialect::AnyLanguage);
-    PathAndLanguage(const PathAndLanguage &o)
-        : m_path(o.path()), m_language(o.language())
-    { }
     Utils::FileName path() const {
         return m_path;
     }
@@ -130,9 +127,6 @@ public:
     explicit PathsAndLanguages(const QList<PathAndLanguage> &list)
         : m_list(list)
     { }
-    PathsAndLanguages(const PathsAndLanguages &o)
-        : m_list(o.m_list)
-    { }
 
     bool maybeInsert(const Utils::FileName &path, Dialect language = Dialect::AnyLanguage) {
         return maybeInsert(PathAndLanguage(path, language));

src/libs/qmljs/qmljsdocument.cpp

@@ -458,14 +458,6 @@ Snapshot::~Snapshot()
 {
 }
 
-Snapshot::Snapshot(const Snapshot &o)
-    : _documents(o._documents),
-      _documentsByPath(o._documentsByPath),
-      _libraries(o._libraries),
-      _dependencies(o._dependencies)
-{
-}
-
 void Snapshot::insert(const Document::Ptr &document, bool allowInvalid)
 {
     if (document && (allowInvalid || document->qmlProgram() || document->jsProgram())) {

src/libs/qmljs/qmljsdocument.h

@@ -230,7 +230,6 @@ class QMLJS_EXPORT Snapshot
 
 public:
     Snapshot();
-    Snapshot(const Snapshot &o);
     ~Snapshot();
 
     typedef Base::iterator iterator;

src/libs/qmljs/qmljsinterpreter.cpp

@@ -2340,6 +2340,16 @@ Import::Import(const Import &other)
       valid(other.valid), used(false)
 { }
 
+Import &Import::operator=(const Import &other)
+{
+    object = other.object;
+    info = other.info;
+    libraryPath = other.libraryPath;
+    valid = other.valid;
+    used = false;
+    return *this;
+}
+
 TypeScope::TypeScope(const Imports *imports, ValueOwner *valueOwner)
     : ObjectValue(valueOwner)
     , m_imports(imports)

src/libs/qmljs/qmljsinterpreter.h

@@ -1038,6 +1038,7 @@ class QMLJS_EXPORT Import {
 public:
     Import();
     Import(const Import &other);
+    Import &operator=(const Import &other);
 
     // const!
     ObjectValue *object;