IDocument: Make mimeType a value member

Change-Id: I2e90ccf0a45ae8d00bcd00ec77fe0d9776f2f119
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/cmakeprojectmanager/cmakeproject.cpp

@@ -767,6 +767,7 @@ CMakeFile::CMakeFile(CMakeProject *parent, QString fileName)
     : Core::IDocument(parent), m_project(parent)
 {
     setId("Cmake.ProjectFile");
+    setMimeType(QLatin1String(Constants::CMAKEMIMETYPE));
     setFilePath(fileName);
 }
 
@@ -790,12 +791,6 @@ QString CMakeFile::suggestedFileName() const
     return QString();
 }
 
-QString CMakeFile::mimeType() const
-{
-    return QLatin1String(Constants::CMAKEMIMETYPE);
-}
-
-
 bool CMakeFile::isModified() const
 {
     return false;

src/plugins/cmakeprojectmanager/cmakeproject.h

@@ -194,7 +194,6 @@ public:
 
     QString defaultPath() const;
     QString suggestedFileName() const;
-    QString mimeType() const;
 
     bool isModified() const;
     bool isSaveAsAllowed() const;