Revert "java: Extracting a new interface for setFileDetector method, it is required to build dynamic proxies in EventFiringWebDriver-style"

This reverts commit 5f079bc.

Author: barancev

Diff for: java/client/src/org/openqa/selenium/remote/BUCK

@@ -36,7 +36,6 @@ java_library(name = 'remote',
     'CommandCodec.java',
     'CommandInfo.java',
     'CoordinatesUtils.java',
-    'DetectsFiles.java',
     'DriverCommand.java',
     'ErrorCodes.java',
     'ErrorHandler.java',

Diff for: java/client/src/org/openqa/selenium/remote/DetectsFiles.java

@@ -31,6 +31,7 @@
 import org.openqa.selenium.Dimension;
 import org.openqa.selenium.HasCapabilities;
 import org.openqa.selenium.JavascriptExecutor;
+import org.openqa.selenium.NoSuchElementException;
 import org.openqa.selenium.NoSuchFrameException;
 import org.openqa.selenium.OutputType;
 import org.openqa.selenium.Platform;
@@ -76,7 +77,7 @@
 public class RemoteWebDriver implements WebDriver, JavascriptExecutor,
     FindsById, FindsByClassName, FindsByLinkText, FindsByName,
     FindsByCssSelector, FindsByTagName, FindsByXPath,
-    HasInputDevices, HasCapabilities, TakesScreenshot, DetectsFiles {
+    HasInputDevices, HasCapabilities, TakesScreenshot {
 
   // TODO(dawagner): This static logger should be unified with the per-instance localLogs
   private static final Logger logger = Logger.getLogger(RemoteWebDriver.class.getName());

Diff for: java/client/src/org/openqa/selenium/remote/RemoteWebDriver.java

@@ -72,7 +72,6 @@ java_library(name = "remote",
     "CommandCodec.java",
     "CommandInfo.java",
     "CoordinatesUtils.java",
-    "DetectsFiles.java",
     "ExecuteMethod.java",
     "FileDetector.java",
     "HttpCommandExecutor.java",