Add comments WRT to where the function implementations are.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@15334 a592a061-630c-0410-9148-cb99ea01b6c8

src/bufferlist.h

@@ -99,6 +99,7 @@ private:
 	void emergencyWrite(Buffer * buf);
 };
 
+/// Implementation is in lyx_main.C
 extern BufferList & theBufferList();
 
 #endif // BUFFERLIST_H

src/frontends/Clipboard.h

@@ -44,6 +44,7 @@ public:
 } // namespace frontend
 } // namespace lyx
 
+/// Implementation is in Application.C
 extern lyx::frontend::Clipboard & theClipboard();
 
 #endif // BASE_CLIPBOARD_H

src/frontends/FontLoader.h

@@ -41,6 +41,7 @@ public:
 } // namespace frontend
 } // namespace lyx
 
+/// Implementation is in Application.C
 extern lyx::frontend::FontLoader & theFontLoader();
 
 #endif // QFONT_LOADER_H

src/frontends/FontMetrics.h

@@ -116,6 +116,7 @@ public:
 
 class LyXFont;
 
+/// Implementation is in Application.C
 extern lyx::frontend::FontMetrics const & theFontMetrics(LyXFont const & f);
 
 #endif // FONT_METRICS_H

src/frontends/Selection.h

@@ -48,6 +48,7 @@ public:
 } // namespace frontend
 } // namespace lyx
 
+/// Implementation is in Application.C
 extern lyx::frontend::Selection & theSelection();
 
 #endif // BASE_SELECTION_H

src/lyxfunc.h

@@ -119,8 +119,10 @@ extern LyXFunc & theLyXFunc();
 
 namespace lyx {
 
+/// Implementation is in frontends/Application.C
 extern FuncStatus getStatus(FuncRequest const & action);
 
+/// Implementation is in frontends/Application.C
 extern void dispatch(FuncRequest const & action);
 }