Bug 30464: Add WebGL to safer descriptions

src/chrome/locale/en-US/securityLevel.properties

@@ -9,7 +9,7 @@ securityLevel.safer.tooltip = Security Level : Safer
 securityLevel.safer.summary = Disables website features that are often dangerous, causing some sites to lose functionality.
 securityLevel.safer.description1 = JavaScript is disabled on non-HTTPS sites.
 securityLevel.safer.description2 = Some fonts and math symbols are disabled.
-securityLevel.safer.description3 = Audio and video (HTML5 media) are click-to-play.
+securityLevel.safer.description3 = Audio and video (HTML5 media), and WebGL are click-to-play.
 securityLevel.safest.level = Safest
 securityLevel.safest.tooltip = Security Level : Safest
 securityLevel.safest.summary = Only allows website features required for static sites and basic services. These changes affect images, media, and scripts.
@@ -19,4 +19,4 @@ securityLevel.safest.description3 = Audio and video (HTML5 media) are click-to-p
 securityLevel.custom.summary = Your custom browser preferences have resulted in unusual security settings. For security and privacy reasons, we recommend you choose one of the default security levels.
 securityLevel.learnMore = Learn more
 securityLevel.restoreDefaults = Restore Defaults
-securityLevel.advancedSecuritySettings = Advanced Security Settings…
\ No newline at end of file
+securityLevel.advancedSecuritySettings = Advanced Security Settings…

src/chrome/locale/en-US/torbutton.dtd

@@ -36,6 +36,6 @@
 <!ENTITY torbutton.prefs.sec_js_disabled "JavaScript is disabled by default on all sites.">
 <!ENTITY torbutton.prefs.sec_limit_typography "Some fonts and math symbols are disabled.">
 <!ENTITY torbutton.prefs.sec_limit_graphics_and_typography "Some fonts, icons, math symbols, and images are disabled.">
-<!ENTITY torbutton.prefs.sec_click_to_play_media "Audio and video (HTML5 media) are click-to-play.">
+<!ENTITY torbutton.prefs.sec_click_to_play_media "Audio and video (HTML5 media), and WebGL are click-to-play.">
 <!ENTITY torbutton.circuit_display.title "Tor Circuit">
 <!ENTITY torbutton.circuit_display.new_circuit "New Circuit for this Site">