[MD Feedback] Add placeholder feedback entry point.

chrome/browser/ui/webui/md_feedback/md_feedback_ui.cc

Index: chrome/browser/ui/webui/md_feedback/md_feedback_ui.cc
diff --git a/chrome/browser/ui/webui/md_feedback/md_feedback_ui.cc b/chrome/browser/ui/webui/md_feedback/md_feedback_ui.cc
index 67a56bea726fd6162eaf8cdd12a86bbf1ac57bb8..645618a197d7473e96da3ef36bc3651eb354d1c7 100644
--- a/chrome/browser/ui/webui/md_feedback/md_feedback_ui.cc
+++ b/chrome/browser/ui/webui/md_feedback/md_feedback_ui.cc
@@ -7,12 +7,8 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/grit/generated_resources.h"
-#include "content/public/browser/browser_context.h"
-#include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "grit/browser_resources.h"
-#include "ui/web_dialogs/web_dialog_delegate.h"
-#include "url/gurl.h"
 
 #if !defined(OS_MACOSX)
 #include "chrome/browser/ui/browser_dialogs.h"
@@ -20,58 +16,6 @@
 
 namespace {
 
-// The WebDialogDelegate that specifies what the MD Feedback dialog will look
-// like.
-class MdFeedbackDialogDelegate : public ui::WebDialogDelegate {
- public:
-  MdFeedbackDialogDelegate() {}
-  ~MdFeedbackDialogDelegate() override {}
-
-  ui::ModalType GetDialogModalType() const override {
-    return ui::MODAL_TYPE_SYSTEM;
-  }
-
-  base::string16 GetDialogTitle() const override {
-    return base::string16();
-  }
-
-  GURL GetDialogContentURL() const override {
-    return GURL(chrome::kChromeUIFeedbackURL);
-  }
-
-  void GetWebUIMessageHandlers(
-      std::vector<content::WebUIMessageHandler*>* handlers) const override {}
-
-  void GetDialogSize(gfx::Size* size) const override {
-    // TODO(apacible): Update when WebUI sizing behavior is finalized.
-    size->SetSize(400, 600);
-  }
-
-  std::string GetDialogArgs() const override {
-    return std::string();
-  }
-
-  void OnDialogClosed(const std::string& json_retval) override {
-    delete this;
-  }
-
-  void OnCloseContents(
-      content::WebContents* source, bool* out_close_dialog) override {}
-
-  bool ShouldShowDialogTitle() const override {
-    return false;
-  }
-
-  bool HandleContextMenu(const content::ContextMenuParams& params) override {
-    // Do not show the contextual menu.
-    return true;
-  }
-};
-
-}  // namespace
-
-namespace {
-
 content::WebUIDataSource* CreateMdFeedbackUIHTMLSource(Profile* profile) {
   content::WebUIDataSource* html_source =
       content::WebUIDataSource::Create(chrome::kChromeUIFeedbackHost);
@@ -127,13 +71,3 @@ MdFeedbackUI::MdFeedbackUI(content::WebUI* web_ui)
 }
 
 MdFeedbackUI::~MdFeedbackUI() {}
-
-void ShowFeedbackWebDialog(
-    content::BrowserContext* browser_context) {
-  // TODO(apacible): Platform dependent implementations.
-#if !defined(OS_MACOSX)
-  // TODO(apacible): If a feedback dialog is already open, bring that dialog
-  // to the front rather than creating a new dialog.
-  chrome::ShowWebDialog(NULL, browser_context, new MdFeedbackDialogDelegate());
-#endif  // !OS_MACOSX
-}