Remove vertical/horizontal metrics selection.

src/fonts/SkGScalerContext.cpp

Index: src/fonts/SkGScalerContext.cpp
diff --git a/src/fonts/SkGScalerContext.cpp b/src/fonts/SkGScalerContext.cpp
index e1ab921337dc1da23e11ca6825acf5a0d4540ce9..e543fdbd0a395a5b670203519b5f74e34a9b1857 100644
--- a/src/fonts/SkGScalerContext.cpp
+++ b/src/fonts/SkGScalerContext.cpp
@@ -22,8 +22,7 @@ protected:
     virtual void generateMetrics(SkGlyph*) SK_OVERRIDE;
     virtual void generateImage(const SkGlyph&) SK_OVERRIDE;
     virtual void generatePath(const SkGlyph&, SkPath*) SK_OVERRIDE;
-    virtual void generateFontMetrics(SkPaint::FontMetrics* mX,
-                                     SkPaint::FontMetrics* mY) SK_OVERRIDE;
+    virtual void generateFontMetrics(SkPaint::FontMetrics*) SK_OVERRIDE;
 
 private:
     SkGTypeface*     fFace;
@@ -138,8 +137,7 @@ void SkGScalerContext::generatePath(const SkGlyph& glyph, SkPath* path) {
     path->transform(fMatrix);
 }
 
-void SkGScalerContext::generateFontMetrics(SkPaint::FontMetrics*,
-                                           SkPaint::FontMetrics* metrics) {
+void SkGScalerContext::generateFontMetrics(SkPaint::FontMetrics* metrics) {
     fProxy->getFontMetrics(metrics);
     if (metrics) {
         SkScalar scale = fMatrix.getScaleY();