Sync Promo: Add a way to collapse the sync promo

chrome/browser/ui/webui/sync_setup_handler.h

Index: chrome/browser/ui/webui/sync_setup_handler.h
diff --git a/chrome/browser/ui/webui/options/sync_setup_handler.h b/chrome/browser/ui/webui/sync_setup_handler.h
similarity index 82%
rename from chrome/browser/ui/webui/options/sync_setup_handler.h
rename to chrome/browser/ui/webui/sync_setup_handler.h
index 8b9419d601e4e6ea0f6d365e7c59465e2c9b1faf..b5bca89421a8bd310b8cecc6aa05e1e0cc4b487d 100644
--- a/chrome/browser/ui/webui/options/sync_setup_handler.h
+++ b/chrome/browser/ui/webui/sync_setup_handler.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_UI_WEBUI_OPTIONS_SYNC_SETUP_HANDLER_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS_SYNC_SETUP_HANDLER_H_
+#ifndef CHROME_BROWSER_UI_WEBUI_SYNC_SETUP_HANDLER_H_
+#define CHROME_BROWSER_UI_WEBUI_SYNC_SETUP_HANDLER_H_
 
 #include "chrome/browser/sync/sync_setup_flow_handler.h"
 #include "chrome/browser/ui/webui/options/options_ui.h"
@@ -32,6 +32,14 @@ class SyncSetupHandler : public OptionsPageUIHandler,
   virtual void SetFlow(SyncSetupFlow* flow);
   virtual void Focus();
 
+  static void GetStaticLocalizedValues(DictionaryValue* localized_strings);
+
+  // Initializes the sync setup flow and shows the setup UI.
+  void OpenSyncSetup();
+
+  // Terminates the sync setup flow.
+  void CloseSyncSetup();
+
  protected:
   FRIEND_TEST_ALL_PREFIXES(SyncSetupWizardTest, InitialStepLogin);
   FRIEND_TEST_ALL_PREFIXES(SyncSetupWizardTest, ChooseDataTypesSetsPrefs);
@@ -58,6 +66,10 @@ class SyncSetupHandler : public OptionsPageUIHandler,
 
   SyncSetupFlow* flow() { return flow_; }
 
+  // Subclasses must implement this to show the setup UI that's appropriate
+  // for the page this is contained in.
+  virtual void ShowSetupUI() = 0;
+
  private:
   // Weak reference.
   SyncSetupFlow* flow_;
@@ -65,4 +77,4 @@ class SyncSetupHandler : public OptionsPageUIHandler,
   DISALLOW_COPY_AND_ASSIGN(SyncSetupHandler);
 };
 
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_SYNC_SETUP_HANDLER_H_
+#endif  // CHROME_BROWSER_UI_WEBUI_SYNC_SETUP_HANDLER_H_