Cleanup: Remove unused GetUnicodeGlyph()

src/fontcache.h

@@ -71,13 +71,6 @@ class FontCache {
 	 */
 	virtual int GetFontSize() const { return this->height; }
 
-	/**
-	 * Get the SpriteID mapped to the given key
-	 * @param key The key to get the sprite for.
-	 * @return The sprite.
-	 */
-	virtual SpriteID GetUnicodeGlyph(WChar key) = 0;
-
 	/**
 	 * Map a SpriteID to the key
 	 * @param key The key to map to.
@@ -166,12 +159,6 @@ class FontCache {
 	virtual bool IsBuiltInFont() = 0;
 };
 
-/** Get the SpriteID mapped to the given font size and key */
-static inline SpriteID GetUnicodeGlyph(FontSize size, WChar key)
-{
-	return FontCache::Get(size)->GetUnicodeGlyph(key);
-}
-
 /** Map a SpriteID to the font size and key */
 static inline void SetUnicodeGlyph(FontSize size, WChar key, SpriteID sprite)
 {

src/fontcache/spritefontcache.h

@@ -17,12 +17,12 @@
 class SpriteFontCache : public FontCache {
 private:
 	SpriteID **glyph_to_spriteid_map; ///< Mapping of glyphs to sprite IDs.
+	SpriteID GetUnicodeGlyph(WChar key);
 
 	void ClearGlyphToSpriteMap();
 public:
 	SpriteFontCache(FontSize fs);
 	~SpriteFontCache();
-	virtual SpriteID GetUnicodeGlyph(WChar key);
 	virtual void SetUnicodeGlyph(WChar key, SpriteID sprite);
 	virtual void InitializeUnicodeGlyphMap();
 	virtual void ClearFontCache();

src/fontcache/truetypefontcache.h

@@ -63,7 +63,6 @@ class TrueTypeFontCache : public FontCache {
 	TrueTypeFontCache(FontSize fs, int pixels);
 	virtual ~TrueTypeFontCache();
 	int GetFontSize() const override { return this->used_size; }
-	SpriteID GetUnicodeGlyph(WChar key) override { return this->parent->GetUnicodeGlyph(key); }
 	void SetUnicodeGlyph(WChar key, SpriteID sprite) override { this->parent->SetUnicodeGlyph(key, sprite); }
 	void InitializeUnicodeGlyphMap() override { this->parent->InitializeUnicodeGlyphMap(); }
 	const Sprite *GetGlyph(GlyphID key) override;