QMimeDatabasePrivate: remove duplicate else-if branch

In mimeTypeForFileExtension(), the `else if (matchCount == 1)` branch
differs from the `else` branch only in a comment. Remove the branch with
duplicate code, adjust the comment and simplify the `if` condition.

Change-Id: Ib97a057880373ab3ab9b585e688b38fe1f542ba2
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 2 insertions, 5 deletions

diff --git a/src/corelib/mimetypes/qmimedatabase.cpp b/src/corelib/mimetypes/qmimedatabase.cpp
index 24ccdccd69..1788e0e9f8 100644
--- a/src/corelib/mimetypes/qmimedatabase.cpp
+++ b/src/corelib/mimetypes/qmimedatabase.cpp
@@ -440,13 +440,10 @@ QMimeType QMimeDatabasePrivate::mimeTypeForFileNameAndData(const QString &fileNa
 QMimeType QMimeDatabasePrivate::mimeTypeForFileExtension(const QString &fileName)
 {
     const QStringList matches = mimeTypeForFileName(fileName);
-    const int matchCount = matches.count();
-    if (matchCount == 0) {
+    if (matches.isEmpty()) {
         return mimeTypeForName(defaultMimeType());
-    } else if (matchCount == 1) {
-        return mimeTypeForName(matches.first());
     } else {
-        // We have to pick one.
+        // We have to pick one in case of multiple matches.
         return mimeTypeForName(matches.first());
     }
 }