Upgrade to 1.0 and switch clients to dom-repeat where needed.

third_party/polymer/v0_8/components/paper-behaviors/paper-button-behavior.html

Index: third_party/polymer/v0_8/components/paper-behaviors/paper-button-behavior.html
diff --git a/third_party/polymer/v0_8/components/paper-behaviors/paper-button-behavior.html b/third_party/polymer/v0_8/components/paper-behaviors/paper-button-behavior.html
index a7664cb3b8d129af83127ab6055f206d37678ed7..7f8aa974c31602cc413dd19943a698b981a9ca4f 100644
--- a/third_party/polymer/v0_8/components/paper-behaviors/paper-button-behavior.html
+++ b/third_party/polymer/v0_8/components/paper-behaviors/paper-button-behavior.html
@@ -13,7 +13,8 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 
 <script>
 
-  Polymer.PaperButtonElevation = {
+  /** @polymerBehavior */
+  Polymer.PaperButtonBehaviorImpl = {
 
     properties: {
 
@@ -23,24 +24,32 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 
     },
 
+    observers: [
+      '_calculateElevation(focused, disabled, active, pressed, receivedFocusFromKeyboard)'
+    ],
+
+    hostAttributes: {
+      role: 'button',
+      tabindex: '0'
+    },
+
     _calculateElevation: function() {
       var e = 1;
-      if (this.disabled || !this.raised) {
+      if (this.disabled) {
         e = 0;
       } else if (this.active || this.pressed) {
-        e = 2;
-      } else if (this.focused) {
+        e = 4;
+      } else if (this.receivedFocusFromKeyboard) {
         e = 3;
       }
       this._elevation = e;
     }
-
   };
 
   Polymer.PaperButtonBehavior = [
-    Polymer.IronControlState,
     Polymer.IronButtonState,
-    Polymer.PaperButtonElevation
+    Polymer.IronControlState,
+    Polymer.PaperButtonBehaviorImpl
   ];
 
 </script>