MAINT-7084 Add tally and limit values to Block list.

indra/newview/llblocklist.h

@@ -67,6 +67,8 @@ class LLBlockList: public LLFlatListViewEx, public LLMuteListObserver
 	void sortByType();
 	void refresh();
 
+	U32 getMuteListSize() { return mMuteListSize; }
+
 private:
 
 	void addNewItem(const LLMute* mute);

indra/newview/llpanelblockedlist.cpp

@@ -141,6 +141,9 @@ void LLPanelBlockedList::updateButtons()
 	bool hasSelected = NULL != mBlockedList->getSelectedItem();
 	getChildView("unblock_btn")->setEnabled(hasSelected);
 	getChildView("blocked_gear_btn")->setEnabled(hasSelected);
+
+	getChild<LLUICtrl>("block_limit")->setTextArg("[COUNT]", llformat("%d", mBlockedList->getMuteListSize()));
+	getChild<LLUICtrl>("block_limit")->setTextArg("[LIMIT]", llformat("%d", gSavedSettings.getS32("MuteListLimit")));
 }
 
 void LLPanelBlockedList::unblockItem()

indra/newview/skins/default/xui/en/panel_block_list_sidetray.xml

@@ -90,6 +90,19 @@
           top_delta="0"
           width="31"/>
      </panel>
+     <text
+          type="string"
+          length="1"
+          follows="left|top|right"
+          height="14"
+          layout="topleft"
+          right="-10"
+          top_pad="4"
+          left="3"
+          use_ellipses="true"
+          name="block_limit">
+          [COUNT] entries in your block list, and the limit is [LIMIT].
+      </text>
     <block_list
      follows="all"
      height="273"
@@ -97,6 +110,6 @@
      left="3"
      name="blocked"
      tool_tip="List of currently blocked Residents"
-     top="31"
+     top_pad="4"
   	 right="-1"/>
 </panel>