[rendertext,i18n] Added flag to force RTL rendering

chrome/browser/flag_descriptions.h

Index: chrome/browser/flag_descriptions.h
diff --git a/chrome/browser/flag_descriptions.h b/chrome/browser/flag_descriptions.h
index 5671d48544f621f9acd7928057773ba886f1b322..0a427bb8173e9059863dc782f1f67b5c9869145a 100644
--- a/chrome/browser/flag_descriptions.h
+++ b/chrome/browser/flag_descriptions.h
@@ -1755,11 +1755,17 @@ extern const char kForceUiDirectionName[];
 // Description for the flag to force a specific UI direction.
 extern const char kForceUiDirectionDescription[];
 
-// Name for the option to force left-to-right UI direction mode.
-extern const char kForceUiDirectionLtr[];
+// Name for the flag to force a specific text rendering direction.
+extern const char kForceTextDirectionName[];
 
-// Name for the option to force right-to-left UI direction mode.
-extern const char kForceUiDirectionRtl[];
+// Description for the flag to force a specific text rendering direction.
+extern const char kForceTextDirectionDescription[];
+
+// Name for the option to force left-to-right UI or text direction mode.
+extern const char kForceDirectionLtr[];
+
+// Name for the option to force right-to-left UI or text direction mode.
+extern const char kForceDirectionRtl[];
 
 #if defined(OS_WIN) || defined(OS_LINUX)