ui: Cleanup class/struct forward declarations

content/public/android/java/src/org/chromium/content/browser/picker/DatePickerDialogCompat.java

Index: content/public/android/java/src/org/chromium/content/browser/picker/DatePickerDialogCompat.java
diff --git a/ui/android/java/src/org/chromium/ui/picker/ChromeDatePickerDialog.java b/content/public/android/java/src/org/chromium/content/browser/picker/DatePickerDialogCompat.java
similarity index 92%
rename from ui/android/java/src/org/chromium/ui/picker/ChromeDatePickerDialog.java
rename to content/public/android/java/src/org/chromium/content/browser/picker/DatePickerDialogCompat.java
index e3c1e27d13313af27df94b375848bca8043da44f..c26053f3c4abe43c22890214f408a39f55470353 100644
--- a/ui/android/java/src/org/chromium/ui/picker/ChromeDatePickerDialog.java
+++ b/content/public/android/java/src/org/chromium/content/browser/picker/DatePickerDialogCompat.java
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-package org.chromium.ui.picker;
+package org.chromium.content.browser.picker;
 
 import android.app.DatePickerDialog;
 import android.content.Context;
@@ -16,10 +16,10 @@ import android.widget.DatePicker;
  * outside). This class will call the listener instead of the DatePickerDialog only when the
  * BUTTON_POSITIVE has been clicked.
  */
-class ChromeDatePickerDialog extends DatePickerDialog {
+class DatePickerDialogCompat extends DatePickerDialog {
     private final OnDateSetListener mCallBack;
 
-    public ChromeDatePickerDialog(Context context,
+    public DatePickerDialogCompat(Context context,
             OnDateSetListener callBack,
             int year,
             int monthOfYear,