Optimize setting the font when drawing in RenderTextLinux.

ui/gfx/render_text.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/gfx/render_text.h"
 
 #include <algorithm>
 
 #include "base/debug/trace_event.h"
 #include "base/i18n/break_iterator.h"
@@ skipping 78 matching lines @@
   paint_.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
   paint_.setStyle(SkPaint::kFill_Style);
   paint_.setAntiAlias(true);
   paint_.setSubpixelText(true);
   paint_.setLCDRenderText(true);
 }
 
 SkiaTextRenderer::~SkiaTextRenderer() {
 }
 
+void SkiaTextRenderer::SetTypeface(SkTypeface* typeface) {
+  paint_.setTypeface(typeface);
+}
+
+void SkiaTextRenderer::SetTextSize(int size) {
+  paint_.setTextSize(size);
+}
+
 void SkiaTextRenderer::SetFont(const gfx::Font& font) {
   SkAutoTUnref<SkTypeface> typeface(
       SkTypeface::CreateFromName(font.GetFontName().c_str(),
                                  SkTypeface::kNormal));
   if (typeface.get()) {
     // |paint_| adds its own ref. So don't |release()| it from the ref ptr here.
-    paint_.setTypeface(typeface.get());
+    SetTypeface(typeface.get());
   }
-  paint_.setTextSize(font.GetFontSize());
+  SetTextSize(font.GetFontSize());
 }
 
 void SkiaTextRenderer::SetForegroundColor(SkColor foreground) {
   paint_.setColor(foreground);
 }
 
 void SkiaTextRenderer::DrawPosText(const SkPoint* pos,
                                    const uint16* glyphs,
                                    size_t glyph_count) {
   size_t byte_length = glyph_count * sizeof(glyphs[0]);
@@ skipping 586 matching lines @@
   TRACE_EVENT0("gfx", "RenderText::DrawCursor");
   // Paint cursor. Replace cursor is drawn as rectangle for now.
   // TODO(msw): Draw a better cursor with a better indication of association.
   if (cursor_visible() && focused()) {
     Rect r(GetUpdatedCursorBounds());
     canvas->DrawRectInt(kCursorColor, r.x(), r.y(), r.width(), r.height());
   }
 }
 
 }  // namespace gfx