[Fallback icons] Redoing http://crrev.com/988863002/, fixing use-after-free bug.

chrome/common/favicon/fallback_icon_url_parser.h

Index: chrome/common/favicon/fallback_icon_url_parser.h
diff --git a/chrome/common/favicon/fallback_icon_url_parser.h b/chrome/common/favicon/fallback_icon_url_parser.h
index 12a068f4e928e29b53fdab4ea657c7dc166cb44d..93d413908b833e4a4d3db77dc02751ab11cbc9e5 100644
--- a/chrome/common/favicon/fallback_icon_url_parser.h
+++ b/chrome/common/favicon/fallback_icon_url_parser.h
@@ -38,8 +38,8 @@ class ParsedFallbackIconPath {
                          int *size,
                          favicon_base::FallbackIconStyle* style);
 
-  // Helper to parse color string (e.g., "red", "#f00", "#fF0000"). Returns true
-  // on success.
+  // Helper to parse color string (e.g., "red", "#f00", "#aB0137"). On success,
+  // returns true and writes te result to |*color|.
   static bool ParseColor(const std::string& color_str, SkColor* color);
 
   friend class FallbackIconUrlParserTest;