Java 8 Nits

Used the Intellij8 Java 8 Inspection to clean up Sheets/Slides snippets

Author: asrivas

sheets/snippets/src/main/java/SpreadsheetSnippets.java

@@ -125,7 +125,7 @@ public BatchUpdateValuesResponse batchUpdateValues(String spreadsheetId, String
         // [START_EXCLUDE silent]
         values = _values;
         // [END_EXCLUDE]
-        List<ValueRange> data = new ArrayList<ValueRange>();
+        List<ValueRange> data = new ArrayList<>();
         data.add(new ValueRange()
                 .setRange(range)
                 .setValues(values));

sheets/snippets/src/test/java/BaseTest.java

@@ -34,7 +34,7 @@ public class BaseTest {
 
   protected Sheets service;
   protected Drive driveService;
-  protected Set<String> filesToDelete = new HashSet<String>();
+  protected Set<String> filesToDelete = new HashSet<>();
 
   public static void enableLogging() {
     Logger logger = Logger.getLogger(HttpTransport.class.getName());

slides/snippets/src/main/java/Snippets.java

@@ -1,6 +1,4 @@
 import com.google.api.client.googleapis.auth.oauth2.GoogleCredential;
-import com.google.api.client.http.FileContent;
-import com.google.api.client.http.GenericUrl;
 import com.google.api.services.drive.Drive;
 import com.google.api.services.drive.model.File;
 import com.google.api.services.sheets.v4.Sheets;

slides/snippets/src/test/java/BaseTest.java

@@ -29,7 +29,7 @@ public class BaseTest {
     protected Slides service;
     protected Drive driveService;
     protected Sheets sheetsService;
-    protected Set<String> filesToDelete = new HashSet<String>();
+    protected Set<String> filesToDelete = new HashSet<>();
 
 
     public static void enableLogging() {