mac: Avoid PlatformFontMac log spam.

ui/gfx/platform_font_mac.h

Index: ui/gfx/platform_font_mac.h
diff --git a/ui/gfx/platform_font_mac.h b/ui/gfx/platform_font_mac.h
index aa85f82cb97002f98e615f913e98938166863cac..d8f8e85c35dbbd371485a1f94783b1fec41ba822 100644
--- a/ui/gfx/platform_font_mac.h
+++ b/ui/gfx/platform_font_mac.h
@@ -7,6 +7,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/mac/scoped_nsobject.h"
+#include "ui/gfx/font_render_params.h"
 #include "ui/gfx/platform_font.h"
 
 namespace gfx {
@@ -35,8 +36,8 @@ class PlatformFontMac : public PlatformFont {
   PlatformFontMac(const std::string& font_name, int font_size, int font_style);
   ~PlatformFontMac() override;
 
-  // Calculates and caches the font metrics.
-  void CalculateMetrics();
+  // Calculates and caches the font metrics and inits |render_params_|.
+  void CalculateMetricsAndInitRenderParams();
 
   // The NSFont instance for this object. If this object was constructed from an
   // NSFont instance, this holds that NSFont instance. Otherwise this NSFont
@@ -56,6 +57,9 @@ class PlatformFontMac : public PlatformFont {
   int cap_height_;
   int average_width_;
 
+  // Details about how the font should be rendered.
+  FontRenderParams render_params_;
+
   DISALLOW_COPY_AND_ASSIGN(PlatformFontMac);
 };