Revise API reference templates to make them compatible
with both DAC and DevSite. Includes a variety of cleanup and redesign.
Now prints method parameters and return values even if not documented in source.
Now prints return value data type.
Now prints method name as heading without arguments, then the full signature below.
New heading styles with more spacing and removed background color.

Change-Id: I7a991df5e8d0d7ac8ff81c20b4b4692e67eb88aa
diff --git a/tools/droiddoc/templates-sdk-dev/assets/js/docs.js b/tools/droiddoc/templates-sdk-dev/assets/js/docs.js
index e7b62d6..44a3110 100644
--- a/tools/droiddoc/templates-sdk-dev/assets/js/docs.js
+++ b/tools/droiddoc/templates-sdk-dev/assets/js/docs.js
@@ -875,8 +875,7 @@
   writeCookie(API_LEVEL_COOKIE, selectedLevel, null);
 
   if (selectedLevel < minLevel) {
-    var thing = ($("#jd-header").html().indexOf("package") != -1) ? "package" : "class";
-    $("#naMessage").show().html("<div><p><strong>This " + thing +
+    $("#naMessage").show().html("<div><p><strong>This API" +
               " requires API level " + minLevel + " or higher.</strong></p>" +
               "<p>This document is hidden because your selected API level for the documentation is " +
               selectedLevel + ". You can change the documentation API level with the selector " +
@@ -1104,13 +1103,13 @@
   if ((expand == null && a.hasClass("closed")) || expand) {
     list.style.display = "none";
     summary.style.display = "block";
-    trigger.src = toRoot + "assets/images/triangle-opened.png";
+    trigger.src = toRoot + "assets/images/styles/disclosure_up.png";
     a.removeClass("closed");
     a.addClass("opened");
   } else if ((expand == null && a.hasClass("opened")) || (expand == false)) {
     list.style.display = "block";
     summary.style.display = "none";
-    trigger.src = toRoot + "assets/images/triangle-closed.png";
+    trigger.src = toRoot + "assets/images/styles/disclosure_down.png";
     a.removeClass("opened");
     a.addClass("closed");
   }
@@ -4379,9 +4378,9 @@
         selected = navEl.find('> li.guides > a').addClass('selected');
       } else if (body.hasClass('reference')) {
         selected = navEl.find('> li.reference > a').addClass('selected');
-      } else if (body.hasClass('samples')) { 
+      } else if (body.hasClass('samples')) {
         selected = navEl.find('> li.samples > a').addClass('selected');
-      } else if (body.hasClass('downloads')) { 
+      } else if (body.hasClass('downloads')) {
         selected = navEl.find('> li.downloads > a').addClass('selected');
       }
     } else if (body.hasClass('design')) {
@@ -4986,7 +4985,7 @@
       var noBoundaries = (NO_BOUNDARY_LANGUAGES.indexOf(window.getLangPref()) !== -1);
       var exprBoundary = (!isAsciiOnly && noBoundaries) ? '' : '(?:^|\\s)';
       var queryRegex = new RegExp(exprBoundary + query.toLowerCase(), 'g');
-        
+
       var all = METADATA.all;
       for (var i = 0; i < all.length; i++) {
         // current search comparison, with counters for tag and title,