cros: Removed some zones in the middle of the pin keyboard that do not accept touches.

chrome/browser/resources/chromeos/quick_unlock/pin_keyboard.js

Index: chrome/browser/resources/chromeos/quick_unlock/pin_keyboard.js
diff --git a/chrome/browser/resources/chromeos/quick_unlock/pin_keyboard.js b/chrome/browser/resources/chromeos/quick_unlock/pin_keyboard.js
index d8b2762fb104855a57eb10cc72b4413c231f46ea..c1b38f35a6f8ae600057c8a049d9b5fccbadd0b1 100644
--- a/chrome/browser/resources/chromeos/quick_unlock/pin_keyboard.js
+++ b/chrome/browser/resources/chromeos/quick_unlock/pin_keyboard.js
@@ -99,8 +99,10 @@ Polymer({
     // Remove the space/enter key binds from the polymer
     // iron-a11y-keys-behavior.
     var digitButtons = Polymer.dom(this.root).querySelectorAll('.digit-button');
-    for (var i = 0; i < digitButtons.length; ++i)
+    for (var i = 0; i < digitButtons.length; ++i) {
       digitButtons[i].keyEventTarget = null;
+      digitButtons[i].noink = true;

[jdufault, 2016/10/17 19:25:13]

Set this inside of the HTML?

  <paper-button noink class="digit-button" ...>

[sammiequon, 2016/10/17 23:56:14]

Done.

+    }
   },
 
   /**