Brandize system chat messages

indra/newview/llchathistory.cpp

@@ -800,7 +800,7 @@ class LLChatHistoryHeader: public LLPanel
 				icon->setValue(LLSD("OBJECT_Icon"));
 				break;
 			case CHAT_SOURCE_SYSTEM:
-				icon->setValue(LLSD("SL_Logo"));
+				icon->setValue(LLSD("AL_Logo"));
 				break;
 			case CHAT_SOURCE_UNKNOWN: 
 				icon->setValue(LLSD("Unknown_Icon"));

indra/newview/llchatitemscontainerctrl.cpp

@@ -471,7 +471,7 @@ void LLFloaterIMNearbyChatToastPanel::draw()
 			if(mSourceType == CHAT_SOURCE_OBJECT)
 				icon->setValue(LLSD("OBJECT_Icon"));
 			else if(mSourceType == CHAT_SOURCE_SYSTEM)
-				icon->setValue(LLSD("SL_Logo"));
+				icon->setValue(LLSD("AL_Logo"));
 			else if(mSourceType == CHAT_SOURCE_AGENT)
 				icon->setValue(mFromID);
 			else if(!mFromID.isNull())

indra/newview/skins/default/textures/textures.xml

@@ -608,6 +608,7 @@ with the same filename but different name
   <texture name="SliderThumb_Disabled" file_name="widgets/SliderThumb_Disabled.png" />
   <texture name="SliderThumb_Press" file_name="widgets/SliderThumb_Press.png" />
 
+  <texture name="AL_Logo" file_name="icons/AL_Logo.png" preload="true" />
   <texture name="SL_Logo" file_name="icons/SL_Logo.png" preload="true" />
   <texture name="OBJECT_Icon" file_name="icons/object_icon.png" preload="true" />
   <texture name="Unknown_Icon" file_name="icons/unknown_icon.png" preload="true" />