Add FontRenderParamsQuery.

ui/gfx/font_render_params_android.cc

 // Copyright (c) 2012 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/font_render_params.h"
 
 #include "base/logging.h"
+#include "base/macros.h"
 
 namespace gfx {
 
 namespace {
 
 // Returns the system's default settings.
 FontRenderParams LoadDefaults() {
   FontRenderParams params;
   params.antialiasing = true;
   params.autohinter = true;
   params.use_bitmaps = true;
   params.subpixel_rendering = FontRenderParams::SUBPIXEL_RENDERING_NONE;
 
   // Use subpixel text positioning to keep consistent character spacing when
   // the page is scaled by a fractional factor.
   params.subpixel_positioning = true;
   // Slight hinting renders much better than normal hinting on Android.
   params.hinting = FontRenderParams::HINTING_SLIGHT;
 
   return params;
 }
 
 }  // namespace
 
-const FontRenderParams& GetDefaultFontRenderParams() {
-  static FontRenderParams default_params = LoadDefaults();
-  return default_params;
-}
-
-const FontRenderParams& GetDefaultWebKitFontRenderParams() {
-  return GetDefaultFontRenderParams();
-}
-
-FontRenderParams GetCustomFontRenderParams(
-    bool for_web_contents,
-    const std::vector<std::string>* family_list,
-    const int* pixel_size,
-    const int* point_size,
-    const int* style,
-    std::string* family_out) {
-  NOTIMPLEMENTED();
-  return GetDefaultFontRenderParams();
+FontRenderParams GetFontRenderParams(const FontRenderParamsQuery& query,
+                                     std::string* family_out) {
+  if (!query.is_empty() || family_out)

[msw, 2014/07/23 22:16:35]

Add a short explanatory comment here, like "// Customized font rendering
settings are not supported, only defaults."

[Daniel Erat, 2014/07/23 22:47:18]

Done.

+    NOTIMPLEMENTED();
+  CR_DEFINE_STATIC_LOCAL(
+      const gfx::FontRenderParams, params, (LoadDefaults()));
+  return params;
 }
 
 }  // namespace gfx