DiffEditor: Rely on compiler generated constructors

Change-Id: I16527f2f971fa110ceb0b35755a1f49663ccb460
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>

src/libs/utils/differ.cpp

@@ -159,7 +159,7 @@ static QList<Diff> cleanupOverlaps(const QList<Diff> &diffList)
         Diff thisDiff = diffList.at(i);
         Diff nextDiff = i < diffList.count() - 1
                 ? diffList.at(i + 1)
-                : Diff(Diff::Equal, QString());
+                : Diff(Diff::Equal);
         if (thisDiff.command == Diff::Delete
                 && nextDiff.command == Diff::Insert) {
             const int delInsOverlap = commonOverlap(thisDiff.text, nextDiff.text);
@@ -926,12 +926,6 @@ void Differ::diffBetweenEqualities(const QList<Diff> &leftInput,
 
 ///////////////
 
-
-Diff::Diff() :
-    command(Diff::Equal)
-{
-}
-
 Diff::Diff(Command com, const QString &txt) :
     command(com),
     text(txt)

src/libs/utils/differ.h

@@ -44,10 +44,10 @@ public:
         Insert,
         Equal
     };
-    Command command;
+    Command command = Equal;
     QString text;
-    Diff(Command com, const QString &txt = QString());
-    Diff();
+    Diff() = default;
+    Diff(Command com, const QString &txt = {});
     bool operator==(const Diff &other) const;
     bool operator!=(const Diff &other) const;
     QString toString() const;

src/plugins/diffeditor/diffutils.h

@@ -46,8 +46,7 @@ public:
     };
 
     DiffFileInfo() = default;
-    DiffFileInfo(const QString &file) : fileName(file) {}
-    DiffFileInfo(const QString &file, const QString &type)
+    DiffFileInfo(const QString &file, const QString &type = {})
         : fileName(file), typeInfo(type) {}
     QString fileName;
     QString typeInfo;
@@ -61,7 +60,7 @@ public:
         Separator,
         Invalid
     };
-    TextLineData() {}
+    TextLineData() = default;
     TextLineData(const QString &txt) : text(txt), textLineType(TextLine) {}
     TextLineData(TextLineType t) : textLineType(t) {}
     QString text;
@@ -77,7 +76,7 @@ public:
 
 class DIFFEDITOR_EXPORT RowData {
 public:
-    RowData() {}
+    RowData() = default;
     RowData(const TextLineData &l)
         : leftLine(l), rightLine(l), equal(true) {}
     RowData(const TextLineData &l, const TextLineData &r)
@@ -89,7 +88,6 @@ public:
 
 class DIFFEDITOR_EXPORT ChunkData {
 public:
-    ChunkData() {}
     QList<RowData> rows;
     QString contextInfo;
     int leftStartingLineNumber = 0;
@@ -99,7 +97,7 @@ public:
 
 class DIFFEDITOR_EXPORT ChunkSelection {
 public:
-    ChunkSelection() {}
+    ChunkSelection() = default;
     ChunkSelection(const QList<int> &left, const QList<int> &right)
         : leftSelection(left), rightSelection(right) {}
     bool isNull() const { return leftSelection.isEmpty() && rightSelection.isEmpty(); }
@@ -119,7 +117,7 @@ public:
         RenameFile
     };
 
-    FileData() {}
+    FileData() = default;
     FileData(const ChunkData &chunkData) { chunks.append(chunkData); }
     QList<ChunkData> chunks;
     DiffFileInfo leftFileInfo;