Re-fixing link, and removing trailing white space.

Change-Id: Ic6cef9862424d5581cf0ad5b8366c7033a9fdd93
diff --git a/docs/html/google/play-services/wallet.jd b/docs/html/google/play-services/wallet.jd
index 3d0c64a..744c8d3 100644
--- a/docs/html/google/play-services/wallet.jd
+++ b/docs/html/google/play-services/wallet.jd
@@ -17,14 +17,14 @@
     available to US-based merchants. Once you've completed integration, you can
     apply for production access by <a class="external-link" href="">submitting your sandbox integration for review</a>.</p>
-  <p>Check out the <a 
+  <p>Check out the <a
   Buy API reference</a> and visit
   <a href=""></a>
   for complete information about integrating Google Wallet Instant Buy into your app.</p>
-<div class="col-4"> 
+<div class="col-4">
   <img src="{@docRoot}images/google/gps-wallet-instant.png" alt="" style="padding-bottom:14px;width:210px">
@@ -44,16 +44,16 @@
       <h4>Streamline Purchases with Google+ Sign-On</h4>
       <p>For users ready to purchase, you can simplify the login and account creation steps
       by adding Google+ sign in. Users can sign in with a single click and share their
-      profile information during the purchase. 
+      profile information during the purchase.
       <br />
       <a href=""
       class="external-link">Add Google+ Sign-In for Wallet</a>.</p>
       <h4>Minimize User Data Entry</h4>
       <p>Google Wallet provides auto-completion of addresses, minimizing user data entry. You can also
       retrieve billing and shipping addresses directly from the user’s Wallet to-do form pre-fills.<br />
       <a class="external-link"
-      href="{@docRoot}reference/com/google/android/gms/wallet/MaskedWallet#getBillingAddress()">Get
+      href="{@docRoot}reference/com/google/android/gms/wallet/MaskedWallet.html#getBillingAddress()">Get
       billing addresses</a>.</p>
@@ -75,7 +75,7 @@
     class="external-link" href="">Instant Buy Android API tutorial</a>
     provides directions on how to get the Wallet sample up and running.</p>
     <h4>3. Read the documentation</h4>
-    <p>For quick access while developing your Android apps, the <a 
+    <p>For quick access while developing your Android apps, the <a
     href="{@docRoot}reference/com/google/android/gms/wallet/package-summary.html">Google Wallet
     API reference</a> is available here on</p>