Bug 1155971 - rename userStylesSearch to filterStylesPlaceholder;r=pbrosset

browser/devtools/styleinspector/computedview.xhtml

@@ -54,7 +54,7 @@
         <div class="devtools-searchbox">
           <input id="computedview-searchbox"
                  class="devtools-searchinput devtools-rule-searchbox"
-                 type="search" placeholder="&userStylesSearch;"/>
+                 type="search" placeholder="&filterStylesPlaceholder;"/>
           <button id="computedview-searchinput-clear" class="devtools-searchinput-clear"></button>
         </div>
         <xul:checkbox id="browser-style-checkbox"

browser/devtools/styleinspector/cssruleview.xhtml

@@ -42,7 +42,7 @@
         <div class="devtools-searchbox">
           <input id="ruleview-searchbox"
                  class="devtools-searchinput devtools-rule-searchbox"
-                 type="search" placeholder="&userStylesSearch;"/>
+                 type="search" placeholder="&filterStylesPlaceholder;"/>
           <button id="ruleview-searchinput-clear" class="devtools-searchinput-clear"></button>
         </div>
       </div>

browser/locales/en-US/chrome/browser/devtools/styleinspector.dtd

@@ -13,9 +13,9 @@
   -  should be displayed or not. -->
 <!ENTITY browserStylesLabel    "Browser styles">
 
-<!-- LOCALIZATION NOTE (userStylesSearch): This is the placeholder that goes in
+<!-- LOCALIZATION NOTE (filterStylesPlaceholder): This is the placeholder that goes in
   -  the search box when no search term has been entered. -->
-<!ENTITY userStylesSearch      "Filter Styles">
+<!ENTITY filterStylesPlaceholder      "Filter Styles">
 
 <!-- LOCALIZATION NOTE (selectedElementLabel): This is the label for the path of
   -  the highlighted element in the web page. This path is based on the document