Remove vertical/horizontal metrics selection.

src/fonts/SkTestScalerContext.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkDescriptor.h"
@@ skipping 205 matching lines @@
         SkPaint paint;
         paint.setAntiAlias(true);
         canvas.drawPath(path, paint);
     }
 
     virtual void generatePath(const SkGlyph& glyph, SkPath* path) SK_OVERRIDE {
         fFace->getPath(glyph, path);
         path->transform(fMatrix);
     }
 
-    virtual void generateFontMetrics(SkPaint::FontMetrics* ,
-                                     SkPaint::FontMetrics* metrics) SK_OVERRIDE {
+    virtual void generateFontMetrics(SkPaint::FontMetrics* metrics) SK_OVERRIDE {
         fFace->getFontMetrics(metrics);
         if (metrics) {
             SkScalar scale = fMatrix.getScaleY();
             metrics->fTop = SkScalarMul(metrics->fTop, scale);
             metrics->fAscent = SkScalarMul(metrics->fAscent, scale);
             metrics->fDescent = SkScalarMul(metrics->fDescent, scale);
             metrics->fBottom = SkScalarMul(metrics->fBottom, scale);
             metrics->fLeading = SkScalarMul(metrics->fLeading, scale);
             metrics->fAvgCharWidth = SkScalarMul(metrics->fAvgCharWidth, scale);
             metrics->fXMin = SkScalarMul(metrics->fXMin, scale);
             metrics->fXMax = SkScalarMul(metrics->fXMax, scale);
             metrics->fXHeight = SkScalarMul(metrics->fXHeight, scale);
         }
     }
 
 private:
     SkTestTypeface*  fFace;
     SkMatrix         fMatrix;
 };
 
 SkScalerContext* SkTestTypeface::onCreateScalerContext(const SkDescriptor* desc) const {
     return SkNEW_ARGS(SkTestScalerContext, (const_cast<SkTestTypeface*>(this), desc));
 }