Fixed Compilation issues related to API Level of Android

chrome/android/javatests/src/org/chromium/chrome/browser/printing/PrintingControllerTest.java

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.printing;
 
+import android.annotation.TargetApi;
+import android.os.Build;
 import android.os.CancellationSignal;
 import android.os.ParcelFileDescriptor;
 import android.print.PageRange;
 import android.print.PrintAttributes;
 import android.print.PrintDocumentAdapter;
 import android.print.PrintDocumentInfo;
 import android.test.suitebuilder.annotation.LargeTest;
 
 import org.chromium.base.ApiCompatibilityUtils;
 import org.chromium.base.test.util.Feature;
@@ skipping 48 matching lines @@
 
         @Override
         public void onWriteCancelled() {}
     }
 
     /**
      * Test a basic printing flow by emulating the corresponding system calls to the printing
      * controller: onStart, onLayout, onWrite, onFinish.  Each one is called once, and in this
      * order, in the UI thread.
      */
+    @TargetApi(Build.VERSION_CODES.KITKAT)
     @LargeTest
     @Feature({"Printing"})
     public void testNormalPrintingFlow() throws Throwable {
         if (!ApiCompatibilityUtils.isPrintingSupported()) return;
 
         final ChromeShellTab currentTab = launchChromeShellWithUrl(URL).getActiveTab();
         assertTrue(waitForActiveShellToBeDoneLoading());
 
         final PrintingControllerImpl printingController = createControllerOnUiThread();
 
@@ skipping 105 matching lines @@
                 @Override
                 public void run() {
                     controller.onStart();
                 }
             });
         } catch (Throwable e) {
             fail("Error on calling onStart of PrintingControllerImpl " + e);
         }
     }
 
+    @TargetApi(Build.VERSION_CODES.JELLY_BEAN)

[aurimas (slooooooooow), 2014/08/12 02:47:55]

What makes this Jelly Bean only method?

[AKVT, 2014/08/12 03:13:39]

CancellationSignal is only available with JELLY_BEAN or higher versions.

     private void callLayoutOnUiThread(
             final PrintingControllerImpl controller,
             final PrintAttributes oldAttributes,
             final PrintAttributes newAttributes,
             final PrintDocumentAdapterWrapper.LayoutResultCallbackWrapper layoutResultCallback) {
         try {
             runTestOnUiThread(new Runnable() {
                 @Override
                 public void run() {
                     controller.onLayout(
                             oldAttributes,
                             newAttributes,
                             new CancellationSignal(),
                             layoutResultCallback,
                             null);
                 }
             });
         } catch (Throwable e) {
             fail("Error on calling onLayout of PrintingControllerImpl " + e);
         }
     }
 
+    @TargetApi(Build.VERSION_CODES.KITKAT)
     private void callWriteOnUiThread(
             final PrintingControllerImpl controller,
             final ParcelFileDescriptor descriptor,
             final FutureTask<Boolean> result) {
         try {
             controller.onWrite(
                     new PageRange[] {PageRange.ALL_PAGES},
                     descriptor,
                     new CancellationSignal(),
                     new WriteResultCallbackWrapperMock() {
@@ skipping 20 matching lines @@
                 @Override
                 public void run() {
                     controller.onFinish();
                 }
             });
         } catch (Throwable e) {
             fail("Error on calling onFinish of PrintingControllerImpl " + e);
         }
     }
 }