Fix warnings when compiling with clang

android_webview/lib/aw_browser_dependency_factory_impl.cc

Index: android_webview/lib/aw_browser_dependency_factory_impl.cc
diff --git a/android_webview/lib/aw_browser_dependency_factory_impl.cc b/android_webview/lib/aw_browser_dependency_factory_impl.cc
index 41e78c8c3e761c433520aa21e6966fb4a398e714..ff64ca697d373dcba0d7bc4982fe8cc6e3c40a67 100644
--- a/android_webview/lib/aw_browser_dependency_factory_impl.cc
+++ b/android_webview/lib/aw_browser_dependency_factory_impl.cc
@@ -14,7 +14,6 @@
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
-#include "chrome/browser/ui/app_modal_dialogs/javascript_dialog_creator.h"
 #include "content/public/browser/web_contents.h"
 #include "ipc/ipc_message.h"
 #include "net/url_request/url_request_context.h"
@@ -102,9 +101,4 @@ AwContentsContainer* AwBrowserDependencyFactoryImpl::CreateContentsContainer(
   return new WebContentsWrapper(contents);
 }
 
-content::JavaScriptDialogCreator*
-    AwBrowserDependencyFactoryImpl::GetJavaScriptDialogCreator() {
-  return GetJavaScriptDialogCreatorInstance();
-}
-
 }  // namespace android_webview