Clears Android keyboard when user touches any of the dropdown menu views.

chrome/android/java/src/org/chromium/chrome/browser/preferences/autofill/AutofillCreditCardEditor.java

Index: chrome/android/java/src/org/chromium/chrome/browser/preferences/autofill/AutofillCreditCardEditor.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/preferences/autofill/AutofillCreditCardEditor.java b/chrome/android/java/src/org/chromium/chrome/browser/preferences/autofill/AutofillCreditCardEditor.java
index 1f4f1faf53709ba00e0338eb4d6436143971fbcd..4a0f1f83d08f0ac03e25c8cba5ffa2288a128417 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/preferences/autofill/AutofillCreditCardEditor.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/preferences/autofill/AutofillCreditCardEditor.java
@@ -72,4 +72,15 @@ abstract class AutofillCreditCardEditor extends AutofillEditorBase {
 
         return v;
     }
+
+    @Override
+    protected void initializeButtons(View v) {
+        super.initializeButtons(v);
+
+        mBillingAddress.setOnItemSelectedListener(this);
+
+        // Listen for touch events on billing address field. We clear the keyboard when user touches
+        // the billing address field because it is a drop down menu.
+        mBillingAddress.setOnTouchListener(this);
+    }
 }