Cronet Java wrappers to fallback to HttpUrlConnection if Cronet is not available.

net/cronet/android/sample/javatests/src/org/chromium/cronet_sample_apk/CriteriaHelper.java

Index: net/cronet/android/sample/javatests/src/org/chromium/cronet_sample_apk/CriteriaHelper.java
diff --git a/net/cronet/android/sample/javatests/src/org/chromium/cronet_sample_apk/CriteriaHelper.java b/net/cronet/android/sample/javatests/src/org/chromium/cronet_sample_apk/CriteriaHelper.java
index 1c593a4b33e5ed000e99954a1a4a6923daba446b..4dc4d5d5c8e09cbdb8f665c76dcd53b3924b9bda 100644
--- a/net/cronet/android/sample/javatests/src/org/chromium/cronet_sample_apk/CriteriaHelper.java
+++ b/net/cronet/android/sample/javatests/src/org/chromium/cronet_sample_apk/CriteriaHelper.java
@@ -10,25 +10,30 @@ import android.os.SystemClock;
 
 /**
  * Helper methods for creating and managing criteria.
- *
  * <p>
  * If possible, use callbacks or testing delegates instead of criteria as they
- * do not introduce any polling delays.  Should only use Criteria if no suitable
+ * do not introduce any polling delays. Should only use Criteria if no suitable
  * other approach exists.
  */
 public class CriteriaHelper {
 
     /** The default maximum time to wait for a criteria to become valid. */
     public static final long DEFAULT_MAX_TIME_TO_POLL = scaleTimeout(3000);
-    /** The default polling interval to wait between checking for a satisfied criteria. */
+
+    /**
+     * The default polling interval to wait between checking for a satisfied
+     * criteria.
+     */
     public static final long DEFAULT_POLLING_INTERVAL = 50;
 
     /**
-     * Checks whether the given Criteria is satisfied at a given interval, until either
-     * the criteria is satisfied, or the specified maxTimeoutMs number of ms has elapsed.
+     * Checks whether the given Criteria is satisfied at a given interval, until
+     * either the criteria is satisfied, or the specified maxTimeoutMs number of
+     * ms has elapsed.
+     *
      * @param criteria The Criteria that will be checked.
-     * @param maxTimeoutMs The maximum number of ms that this check will be performed for
-     * before timeout.
+     * @param maxTimeoutMs The maximum number of ms that this check will be
+     *            performed for before timeout.
      * @param checkIntervalMs The number of ms between checks.
      * @return true iff checking has ended with the criteria being satisfied.
      * @throws InterruptedException
@@ -37,7 +42,8 @@ public class CriteriaHelper {
             long checkIntervalMs) throws InterruptedException {
         boolean isSatisfied = criteria.isSatisfied();
         long startTime = SystemClock.uptimeMillis();
-        while (!isSatisfied && SystemClock.uptimeMillis() - startTime < maxTimeoutMs) {
+        while (!isSatisfied &&
+               SystemClock.uptimeMillis() - startTime < maxTimeoutMs) {
             Thread.sleep(checkIntervalMs);
             isSatisfied = criteria.isSatisfied();
         }
@@ -45,24 +51,29 @@ public class CriteriaHelper {
     }
 
     /**
-     * Checks whether the given Criteria is satisfied polling at a default interval.
+     * Checks whether the given Criteria is satisfied polling at a default
+     * interval.
      *
      * @param criteria The Criteria that will be checked.
      * @return iff checking has ended with the criteria being satisfied.
      * @throws InterruptedException
      * @see #pollForCriteria(Criteria, long, long)
      */
-    public static boolean pollForCriteria(Criteria criteria) throws InterruptedException {
-        return pollForCriteria(criteria, DEFAULT_MAX_TIME_TO_POLL, DEFAULT_POLLING_INTERVAL);
+    public static boolean pollForCriteria(Criteria criteria)
+            throws InterruptedException {
+        return pollForCriteria(criteria, DEFAULT_MAX_TIME_TO_POLL,
+                DEFAULT_POLLING_INTERVAL);
     }
 
     /**
-     * Performs the runnable action, then checks whether the given criteria are satisfied
-     * until the specified timeout, using the pollForCriteria method. If not, then the runnable
-     * action is performed again, to a maximum of maxAttempts tries.
+     * Performs the runnable action, then checks whether the given criteria are
+     * satisfied until the specified timeout, using the pollForCriteria method.
+     * If not, then the runnable action is performed again, to a maximum of
+     * maxAttempts tries.
      */
     public static boolean runUntilCriteria(Runnable runnable, Criteria criteria,
-            int maxAttempts, long maxTimeoutMs, long checkIntervalMs) throws InterruptedException {
+            int maxAttempts, long maxTimeoutMs, long checkIntervalMs)
+            throws InterruptedException {
         int count = 0;
         boolean success = false;
         while (count < maxAttempts && !success) {