Remove code that forces text directionality.

ui/gfx/canvas.h

Index: ui/gfx/canvas.h
diff --git a/ui/gfx/canvas.h b/ui/gfx/canvas.h
index adb72cf557a02fde789eb47e2e8f90c8e056348c..20c83eb2cb80e4da07d045ea09115c0a748002cb 100644
--- a/ui/gfx/canvas.h
+++ b/ui/gfx/canvas.h
@@ -78,24 +78,10 @@ class UI_EXPORT Canvas {
     // This only works with MULTI_LINE.
     CHARACTER_BREAK = 1 << 10,
 
-    // Instructs DrawStringInt() to render the text using RTL directionality.
-    // In most cases, passing this flag is not necessary because information
-    // about the text directionality is going to be embedded within the string
-    // in the form of special Unicode characters. However, we don't insert
-    // directionality characters into strings if the locale is LTR because some
-    // platforms (for example, an English Windows XP with no RTL fonts
-    // installed) don't support these characters. Thus, this flag should be
-    // used to render text using RTL directionality when the locale is LTR.
-    FORCE_RTL_DIRECTIONALITY = 1 << 11,
-
-    // Similar to FORCE_RTL_DIRECTIONALITY, but left-to-right.
-    // See FORCE_RTL_DIRECTIONALITY for details.
-    FORCE_LTR_DIRECTIONALITY = 1 << 12,
-
     // Instructs DrawStringInt() to not use subpixel rendering.  This is useful
     // when rendering text onto a fully- or partially-transparent background
     // that will later be blended with another image.
-    NO_SUBPIXEL_RENDERING = 1 << 13,
+    NO_SUBPIXEL_RENDERING = 1 << 11,
   };
 
   // Creates an empty canvas with scale factor of 1x.