Implement syntax highlighting in diff editor

All Qt Creator's main highlighters are used in the first place,
for other mimetypes generic highlighter is used as a fallback.

Task-number: QTCREATORBUG-9580

Change-Id: I863b9085520e5bdda142ce88f2074afeacee0531
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Reviewed-by: Petar Perisin <petar.perisin@gmail.com>
Reviewed-by: Jarek Kobus <jaroslaw.kobus@digia.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/src/plugins/diffeditor/diffeditorwidget.h b/src/plugins/diffeditor/diffeditorwidget.h
index 3b82a4ccba..fe324c3eb1 100644
--- a/src/plugins/diffeditor/diffeditorwidget.h
+++ b/src/plugins/diffeditor/diffeditorwidget.h
@@ -37,7 +37,6 @@
 
 namespace TextEditor {
 class BaseTextEditorWidget;
-class SnippetEditorWidget;
 class FontSettings;
 }
 
@@ -98,8 +97,8 @@ signals:
     void navigatedToDiffFile(int diffFileIndex);
 
 protected:
-    TextEditor::SnippetEditorWidget *leftEditor() const;
-    TextEditor::SnippetEditorWidget *rightEditor() const;
+    TextEditor::BaseTextEditorWidget *leftEditor() const;
+    TextEditor::BaseTextEditorWidget *rightEditor() const;
 
 private slots:
     void setFontSettings(const TextEditor::FontSettings &fontSettings);