Allow various font weights in gfx.

ui/gfx/font_list_impl.h

Index: ui/gfx/font_list_impl.h
diff --git a/ui/gfx/font_list_impl.h b/ui/gfx/font_list_impl.h
index cd8e58c9110ce772b96aa9381a1389b0b697ada0..40e2605defdcc12aae98ddead69e6b15188f787f 100644
--- a/ui/gfx/font_list_impl.h
+++ b/ui/gfx/font_list_impl.h
@@ -9,6 +9,7 @@
 #include <vector>
 
 #include "base/memory/ref_counted.h"
+#include "ui/gfx/font.h"
 
 namespace gfx {
 
@@ -32,10 +33,11 @@ class FontListImpl : public base::RefCounted<FontListImpl> {
   // size.
   explicit FontListImpl(const std::string& font_description_string);
 
-  // Creates a font list from font names, styles and size.
+  // Creates a font list from font names, styles, size and weight.
   FontListImpl(const std::vector<std::string>& font_names,
                int font_style,
-               int font_size);
+               int font_size,
+               int font_weight);
 
   // Creates a font list from a Font vector.
   // All fonts in this vector should have the same style and size.
@@ -47,8 +49,10 @@ class FontListImpl : public base::RefCounted<FontListImpl> {
   // Returns a new FontListImpl with the same font names but resized and the

[msw, 2016/03/22 01:53:43]

ditto nit: "and with the given style and weight."

   // given style. |size_delta| is the size in pixels to add to the current font
   // size. |font_style| specifies the new style, which is a bitmask of the
-  // values: Font::BOLD, Font::ITALIC and Font::UNDERLINE.
-  FontListImpl* Derive(int size_delta, int font_style) const;
+  // values: Font::ITALIC and Font::UNDERLINE.
+  FontListImpl* Derive(int size_delta,
+                       int font_style,
+                       gfx::Font::FontWeight weight) const;
 
   // Returns the height of this font list, which is max(ascent) + max(descent)
   // for all the fonts in the font list.
@@ -73,6 +77,9 @@ class FontListImpl : public base::RefCounted<FontListImpl> {
   // Returns the font size in pixels.
   int GetFontSize() const;
 
+  // Returns the font weight.
+  gfx::Font::FontWeight GetFontWeight() const;
+
   // Returns the Font vector.
   const std::vector<Font>& GetFonts() const;
 
@@ -113,6 +120,7 @@ class FontListImpl : public base::RefCounted<FontListImpl> {
   // Cached font style and size.
   mutable int font_style_;
   mutable int font_size_;
+  mutable gfx::Font::FontWeight font_weight_;
 };
 
 }  // namespace gfx