diff --git a/src/plugins/clearcase/clearcaseeditor.cpp b/src/plugins/clearcase/clearcaseeditor.cpp
index db361a562421bf063503648d0f4dbee672c16a59..17622062af86dd182e50e42fa45a55ea8c7829d5 100644
--- a/src/plugins/clearcase/clearcaseeditor.cpp
+++ b/src/plugins/clearcase/clearcaseeditor.cpp
@@ -35,7 +35,7 @@
 #include "clearcaseplugin.h"
 
 #include <utils/qtcassert.h>
-#include <vcsbase/diffhighlighter.h>
+#include <vcsbase/diffandloghighlighter.h>
 
 #include <QDir>
 #include <QFileInfo>
diff --git a/src/plugins/cvs/cvseditor.cpp b/src/plugins/cvs/cvseditor.cpp
index b7ba81a79a00a37637833827b584977724b794d4..2f532f4c38ce5581fa5591b14e4b08a745d289e3 100644
--- a/src/plugins/cvs/cvseditor.cpp
+++ b/src/plugins/cvs/cvseditor.cpp
@@ -35,7 +35,7 @@
 #include "cvsconstants.h"
 
 #include <utils/qtcassert.h>
-#include <vcsbase/diffhighlighter.h>
+#include <vcsbase/diffandloghighlighter.h>
 
 #include <QDebug>
 #include <QTextCursor>
diff --git a/src/plugins/mercurial/mercurialeditor.cpp b/src/plugins/mercurial/mercurialeditor.cpp
index 6d8a2bc936ed0137f074d66dd5eb232b6c2db5d3..11215e3a38bd9354f27fef6dfa1fbc600cd0995f 100644
--- a/src/plugins/mercurial/mercurialeditor.cpp
+++ b/src/plugins/mercurial/mercurialeditor.cpp
@@ -35,7 +35,7 @@
 #include "mercurialclient.h"
 
 #include <coreplugin/editormanager/editormanager.h>
-#include <vcsbase/diffhighlighter.h>
+#include <vcsbase/diffandloghighlighter.h>
 
 #include <QString>
 #include <QTextCursor>
diff --git a/src/plugins/perforce/perforceeditor.cpp b/src/plugins/perforce/perforceeditor.cpp
index ee4359a919cd5460c50222b5bb86fe4ac7c77a99..50c449be8ba43eddef00c9ab813ca7c76dbe25c3 100644
--- a/src/plugins/perforce/perforceeditor.cpp
+++ b/src/plugins/perforce/perforceeditor.cpp
@@ -36,7 +36,7 @@
 
 #include <coreplugin/editormanager/editormanager.h>
 #include <utils/qtcassert.h>
-#include <vcsbase/diffhighlighter.h>
+#include <vcsbase/diffandloghighlighter.h>
 
 #include <QDebug>
 #include <QFileInfo>
diff --git a/src/plugins/subversion/subversioneditor.cpp b/src/plugins/subversion/subversioneditor.cpp
index 57e5050d7ba4204de31656c718845359f9bb51bf..f67c30499a95c95172ae77d3611c3c5e4b2d067f 100644
--- a/src/plugins/subversion/subversioneditor.cpp
+++ b/src/plugins/subversion/subversioneditor.cpp
@@ -35,7 +35,7 @@
 #include "subversionconstants.h"
 
 #include <utils/qtcassert.h>
-#include <vcsbase/diffhighlighter.h>
+#include <vcsbase/diffandloghighlighter.h>
 
 #include <QDebug>
 #include <QFileInfo>
diff --git a/src/plugins/vcsbase/diffhighlighter.cpp b/src/plugins/vcsbase/diffandloghighlighter.cpp
similarity index 86%
rename from src/plugins/vcsbase/diffhighlighter.cpp
rename to src/plugins/vcsbase/diffandloghighlighter.cpp
index 342451a70937a932a50f1b06b59a8e6747d1c396..f2491cbdebb41a2f3cc3b089abadba30e1445a99 100644
--- a/src/plugins/vcsbase/diffhighlighter.cpp
+++ b/src/plugins/vcsbase/diffandloghighlighter.cpp
@@ -28,7 +28,7 @@
 **
 ****************************************************************************/
 
-#include "diffhighlighter.h"
+#include "diffandloghighlighter.h"
 
 #include <texteditor/textdocumentlayout.h>
 
@@ -38,11 +38,11 @@
 #include <QRegExp>
 
 /*!
-    \class VcsBase::DiffHighlighter
+    \class VcsBase::DiffAndLogHighlighter
 
-    \brief The DiffHighlighter class provides a highlighter for diffs.
+    \brief The DiffAndLogHighlighter class provides a highlighter for diffs and log editors.
 
-    Parametrizable by the file indicator, which is for example '^====' in case of p4:
+    Diff is parametrizable by the file indicator, which is for example '^====' in case of p4:
     \code
     ==== //depot/research/main/qdynamicmainwindow3/qdynamicdockwidgetlayout_p.h#34 (text) ====
     \endcode
@@ -66,7 +66,7 @@ static const int LOCATION_LEVEL = 2;
 namespace VcsBase {
 namespace Internal {
 
-// Formats used by DiffHighlighter
+// Formats used by DiffAndLogHighlighter
 enum DiffFormats {
     DiffTextFormat,
     DiffInFormat,
@@ -92,13 +92,13 @@ static inline QTextCharFormat invertedColorFormat(const QTextCharFormat &in)
     return rc;
 }
 
-// --- DiffHighlighterPrivate
-class DiffHighlighterPrivate
+// --- DiffAndLogHighlighterPrivate
+class DiffAndLogHighlighterPrivate
 {
-    DiffHighlighter *q_ptr;
-    Q_DECLARE_PUBLIC(DiffHighlighter)
+    DiffAndLogHighlighter *q_ptr;
+    Q_DECLARE_PUBLIC(DiffAndLogHighlighter)
 public:
-    DiffHighlighterPrivate(const QRegExp &filePattern);
+    DiffAndLogHighlighterPrivate(const QRegExp &filePattern);
 
     Internal::DiffFormats analyzeLine(const QString &block) const;
     void updateOtherFormats();
@@ -112,7 +112,7 @@ public:
     Internal::FoldingState m_foldingState;
 };
 
-DiffHighlighterPrivate::DiffHighlighterPrivate(const QRegExp &filePattern) :
+DiffAndLogHighlighterPrivate::DiffAndLogHighlighterPrivate(const QRegExp &filePattern) :
     q_ptr(0),
     m_filePattern(filePattern),
     m_locationIndicator(QLatin1String("@@")),
@@ -123,7 +123,7 @@ DiffHighlighterPrivate::DiffHighlighterPrivate(const QRegExp &filePattern) :
     QTC_CHECK(filePattern.isValid());
 }
 
-Internal::DiffFormats DiffHighlighterPrivate::analyzeLine(const QString &text) const
+Internal::DiffFormats DiffAndLogHighlighterPrivate::analyzeLine(const QString &text) const
 {
     // Do not match on git "--- a/" as a deleted line, check
     // file first
@@ -138,21 +138,21 @@ Internal::DiffFormats DiffHighlighterPrivate::analyzeLine(const QString &text) c
     return Internal::DiffTextFormat;
 }
 
-void DiffHighlighterPrivate::updateOtherFormats()
+void DiffAndLogHighlighterPrivate::updateOtherFormats()
 {
-    Q_Q(DiffHighlighter);
+    Q_Q(DiffAndLogHighlighter);
     m_addedTrailingWhiteSpaceFormat =
             invertedColorFormat(q->formatForCategory(Internal::DiffInFormat));
 
 }
 
-// --- DiffHighlighter
-DiffHighlighter::DiffHighlighter(const QRegExp &filePattern) :
+// --- DiffAndLogHighlighter
+DiffAndLogHighlighter::DiffAndLogHighlighter(const QRegExp &filePattern) :
     TextEditor::SyntaxHighlighter(static_cast<QTextDocument *>(0)),
-    d_ptr(new DiffHighlighterPrivate(filePattern))
+    d_ptr(new DiffAndLogHighlighterPrivate(filePattern))
 {
     d_ptr->q_ptr = this;
-    Q_D(DiffHighlighter);
+    Q_D(DiffAndLogHighlighter);
 
     static QVector<TextEditor::TextStyle> categories;
     if (categories.isEmpty()) {
@@ -166,7 +166,7 @@ DiffHighlighter::DiffHighlighter(const QRegExp &filePattern) :
     d->updateOtherFormats();
 }
 
-DiffHighlighter::~DiffHighlighter()
+DiffAndLogHighlighter::~DiffAndLogHighlighter()
 {
 }
 
@@ -185,9 +185,9 @@ static inline int trimmedLength(const QString &in)
  * 1 for all the following lines of the diff header and all @@ lines.
  * 2 for everything else
  */
-void DiffHighlighter::highlightBlock(const QString &text)
+void DiffAndLogHighlighter::highlightBlock(const QString &text)
 {
-    Q_D(DiffHighlighter);
+    Q_D(DiffAndLogHighlighter);
     if (text.isEmpty())
         return;
 
@@ -265,9 +265,9 @@ void DiffHighlighter::highlightBlock(const QString &text)
     }
 }
 
-void DiffHighlighter::setFontSettings(const TextEditor::FontSettings &fontSettings)
+void DiffAndLogHighlighter::setFontSettings(const TextEditor::FontSettings &fontSettings)
 {
-    Q_D(DiffHighlighter);
+    Q_D(DiffAndLogHighlighter);
     SyntaxHighlighter::setFontSettings(fontSettings);
     d->updateOtherFormats();
 }
diff --git a/src/plugins/vcsbase/diffhighlighter.h b/src/plugins/vcsbase/diffandloghighlighter.h
similarity index 82%
rename from src/plugins/vcsbase/diffhighlighter.h
rename to src/plugins/vcsbase/diffandloghighlighter.h
index a2259abf403dce2bb65a4577005f91de4b7a2a42..801b75ea2cda70ba0841a1f7a2e2c27e7a15e7b1 100644
--- a/src/plugins/vcsbase/diffhighlighter.h
+++ b/src/plugins/vcsbase/diffandloghighlighter.h
@@ -28,8 +28,8 @@
 **
 ****************************************************************************/
 
-#ifndef DIFFHIGHLIGHTER_H
-#define DIFFHIGHLIGHTER_H
+#ifndef DIFFANDLOGHIGHLIGHTER_H
+#define DIFFANDLOGHIGHLIGHTER_H
 
 #include "vcsbase_global.h"
 
@@ -45,24 +45,24 @@ namespace TextEditor { class FontSettingsPage; }
 
 namespace VcsBase {
 
-class DiffHighlighterPrivate;
+class DiffAndLogHighlighterPrivate;
 
-class VCSBASE_EXPORT DiffHighlighter : public TextEditor::SyntaxHighlighter
+class VCSBASE_EXPORT DiffAndLogHighlighter : public TextEditor::SyntaxHighlighter
 {
     Q_OBJECT
-    Q_DECLARE_PRIVATE(DiffHighlighter)
+    Q_DECLARE_PRIVATE(DiffAndLogHighlighter)
 public:
-    explicit DiffHighlighter(const QRegExp &filePattern);
-    ~DiffHighlighter();
+    explicit DiffAndLogHighlighter(const QRegExp &filePattern);
+    ~DiffAndLogHighlighter();
 
     void highlightBlock(const QString &text);
 
     virtual void setFontSettings(const TextEditor::FontSettings &fontSettings);
 
 private:
-    QScopedPointer<DiffHighlighterPrivate> d_ptr;
+    QScopedPointer<DiffAndLogHighlighterPrivate> d_ptr;
 };
 
 } // namespace VcsBase
 
-#endif // DIFFHIGHLIGHTER_H
+#endif // DIFFANDLOGHIGHLIGHTER_H
diff --git a/src/plugins/vcsbase/vcsbase.pro b/src/plugins/vcsbase/vcsbase.pro
index 5f4eae91c023cf39e4709f5b74833b4699c5d8dd..80f0fcbeb5294df037ec6d927762b7876bab0e17 100644
--- a/src/plugins/vcsbase/vcsbase.pro
+++ b/src/plugins/vcsbase/vcsbase.pro
@@ -9,7 +9,7 @@ HEADERS += vcsbase_global.h \
     corelistener.h \
     vcsbaseplugin.h \
     baseannotationhighlighter.h \
-    diffhighlighter.h \
+    diffandloghighlighter.h \
     vcsbaseeditor.h \
     vcsbasesubmiteditor.h \
     basevcseditorfactory.h \
@@ -40,7 +40,7 @@ SOURCES += vcsplugin.cpp \
     wizard/vcsjsextension.cpp \
     corelistener.cpp \
     baseannotationhighlighter.cpp \
-    diffhighlighter.cpp \
+    diffandloghighlighter.cpp \
     vcsbaseeditor.cpp \
     vcsbasesubmiteditor.cpp \
     basevcseditorfactory.cpp \
diff --git a/src/plugins/vcsbase/vcsbase.qbs b/src/plugins/vcsbase/vcsbase.qbs
index 111ec88962806d33329bdd55015755ab07dc03db..5b8d7a335815fe50c0818589b1e5eca5ba39d8b4 100644
--- a/src/plugins/vcsbase/vcsbase.qbs
+++ b/src/plugins/vcsbase/vcsbase.qbs
@@ -39,8 +39,8 @@ QtcPlugin {
         "commonvcssettings.h",
         "corelistener.cpp",
         "corelistener.h",
-        "diffhighlighter.cpp",
-        "diffhighlighter.h",
+        "diffandloghighlighter.cpp",
+        "diffandloghighlighter.h",
         "nicknamedialog.cpp",
         "nicknamedialog.h",
         "nicknamedialog.ui",
diff --git a/src/plugins/vcsbase/vcsbaseeditor.cpp b/src/plugins/vcsbase/vcsbaseeditor.cpp
index 7499d8b836c28e3fbc0dae73770fcbccba9ea257..fcfaa7976bb5cd48f1ae079d5d0fb0bedc4e8db6 100644
--- a/src/plugins/vcsbase/vcsbaseeditor.cpp
+++ b/src/plugins/vcsbase/vcsbaseeditor.cpp
@@ -29,7 +29,7 @@
 ****************************************************************************/
 
 #include "vcsbaseeditor.h"
-#include "diffhighlighter.h"
+#include "diffandloghighlighter.h"
 #include "baseannotationhighlighter.h"
 #include "basevcseditorfactory.h"
 #include "vcsbaseplugin.h"
@@ -736,7 +736,7 @@ void VcsBaseEditorWidget::init()
         break;
     }
     if (hasDiff()) {
-        auto dh = new DiffHighlighter(d->m_diffFilePattern);
+        auto dh = new DiffAndLogHighlighter(d->m_diffFilePattern);
         setCodeFoldingSupported(true);
         textDocument()->setSyntaxHighlighter(dh);
     }
@@ -1120,9 +1120,11 @@ void VcsBaseEditorWidget::jumpToChangeFromDiff(QTextCursor cursor)
     const QChar deletionIndicator = QLatin1Char('-');
     // find nearest change hunk
     QTextBlock block = cursor.block();
-    if (TextDocumentLayout::foldingIndent(block) <= 1)
-        /* We are in a diff header, do not jump anywhere. DiffHighlighter sets the foldingIndent for us. */
+    if (TextDocumentLayout::foldingIndent(block) <= 1) {
+        // We are in a diff header, do not jump anywhere.
+        // DiffAndLogHighlighter sets the foldingIndent for us.
         return;
+    }
     for ( ; block.isValid() ; block = block.previous()) {
         const QString line = block.text();
         if (checkChunkLine(line, &chunkStart)) {
@@ -1159,9 +1161,11 @@ DiffChunk VcsBaseEditorWidget::diffChunk(QTextCursor cursor) const
     QTC_ASSERT(hasDiff(), return rc);
     // Search back for start of chunk.
     QTextBlock block = cursor.block();
-    if (block.isValid() && TextDocumentLayout::foldingIndent(block) <= 1)
-        /* We are in a diff header, not in a chunk! DiffHighlighter sets the foldingIndent for us. */
+    if (block.isValid() && TextDocumentLayout::foldingIndent(block) <= 1) {
+        // We are in a diff header, not in a chunk!
+        // DiffAndLogHighlighter sets the foldingIndent for us.
         return rc;
+    }
 
     int chunkStart = 0;
     for ( ; block.isValid() ; block = block.previous()) {