[Android] Add selection handle tests

content/public/android/java/src/org/chromium/content/browser/input/SelectionHandleController.java

Index: content/public/android/java/src/org/chromium/content/browser/input/SelectionHandleController.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/input/SelectionHandleController.java b/content/public/android/java/src/org/chromium/content/browser/input/SelectionHandleController.java
index 77b5c76801ae6f954ff20827fd2827aae85bfab3..289dfa259c21e7938c7869811aa75221623421cd 100644
--- a/content/public/android/java/src/org/chromium/content/browser/input/SelectionHandleController.java
+++ b/content/public/android/java/src/org/chromium/content/browser/input/SelectionHandleController.java
@@ -6,6 +6,8 @@ package org.chromium.content.browser.input;
 
 import android.view.View;
 
+import com.google.common.annotations.VisibleForTesting;
+
 /**
  * CursorController for selecting a range of text.
  */
@@ -175,6 +177,16 @@ public abstract class SelectionHandleController implements CursorController {
         showHandlesIfNeeded();
     }
 
+    @VisibleForTesting
+    public HandleView getStartHandleViewForTest() {
+        return mStartHandle;
+    }
+
+    @VisibleForTesting
+    public HandleView getEndHandleViewForTest() {
+        return mEndHandle;
+    }
+
     private void createHandlesIfNeeded(int startDir, int endDir) {
         if (mStartHandle == null) {
             mStartHandle = new HandleView(this,