Remove unneeded code from WebTestProxyBase.

components/test_runner/web_frame_test_proxy.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_TEST_RUNNER_WEB_FRAME_TEST_PROXY_H_
 #define COMPONENTS_TEST_RUNNER_WEB_FRAME_TEST_PROXY_H_
 
 #include "base/macros.h"
 #include "components/test_runner/mock_screen_orientation_client.h"
 #include "components/test_runner/web_test_delegate.h"
@@ skipping 130 matching lines @@
   }
 
   blink::WebColorChooser* createColorChooser(
       blink::WebColorChooserClient* client,
       const blink::WebColor& initial_color,
       const blink::WebVector<blink::WebColorSuggestion>& suggestions) override {
     return base_proxy_->CreateColorChooser(client, initial_color, suggestions);
   }
 
   void runModalAlertDialog(const blink::WebString& message) override {
-    base_proxy_->GetDelegate()->PrintMessage(std::string("ALERT: ") +
-                                             message.utf8().data() + "\n");
+    base_proxy_->RunModalAlertDialog(message);
   }
 
   bool runModalConfirmDialog(const blink::WebString& message) override {
-    base_proxy_->GetDelegate()->PrintMessage(std::string("CONFIRM: ") +
-                                             message.utf8().data() + "\n");
-    return true;
+    return base_proxy_->RunModalConfirmDialog(message);
   }
 
   bool runModalPromptDialog(const blink::WebString& message,
                             const blink::WebString& default_value,
-                            blink::WebString*) override {
-    base_proxy_->GetDelegate()->PrintMessage(
-        std::string("PROMPT: ") + message.utf8().data() + ", default text: " +
-        default_value.utf8().data() + "\n");
-    return true;
+                            blink::WebString* actual_value) override {
+    return base_proxy_->RunModalPromptDialog(message, default_value,
+                                             actual_value);
   }
 
   bool runModalBeforeUnloadDialog(bool is_reload) override {
-    base_proxy_->GetDelegate()->PrintMessage(
-        std::string("CONFIRM NAVIGATION\n"));
-    return !base_proxy_->GetInterfaces()
-                ->TestRunner()
-                ->ShouldStayOnPageAfterHandlingBeforeUnload();
+    return base_proxy_->RunModalBeforeUnloadDialog(is_reload);
   }
 
   void showContextMenu(
       const blink::WebContextMenuData& context_menu_data) override {
     base_proxy_->ShowContextMenu(context_menu_data);
     Base::showContextMenu(context_menu_data);
   }
 
   void didDetectXSS(const blink::WebURL& insecure_url,
                     bool did_block_entire_page) override {
@@ skipping 94 matching lines @@
 
  private:
   WebTestProxyBase* base_proxy_;
 
   DISALLOW_COPY_AND_ASSIGN(WebFrameTestProxy);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_FRAME_TEST_PROXY_H_