Android: Camera2 implementation and tests for it.

webrtc/base/java/src/org/webrtc/ThreadUtils.java

Index: webrtc/base/java/src/org/webrtc/ThreadUtils.java
diff --git a/webrtc/base/java/src/org/webrtc/ThreadUtils.java b/webrtc/base/java/src/org/webrtc/ThreadUtils.java
index 95d41ba56337d646877781bfc19edb3b6f96e298..816c2a195042aea34fb259a778279280f6da796c 100644
--- a/webrtc/base/java/src/org/webrtc/ThreadUtils.java
+++ b/webrtc/base/java/src/org/webrtc/ThreadUtils.java
@@ -103,6 +103,15 @@ public class ThreadUtils {
     });
   }
 
+  public static void waitUninterruptibly(final Object object) {
+    executeUninterruptibly(new BlockingOperation() {
+      @Override
+      public void run() throws InterruptedException {
+        object.wait();
+      }
+    });
+  }
+
   public static void awaitUninterruptibly(final CountDownLatch latch) {
     executeUninterruptibly(new BlockingOperation() {
       @Override