[iOS][multiball] Clean up MainControllerGuts

Moves a bunch of methdos and properties that aren't used in
MainController to SceneController and updates call sites.

Bug: none
Change-Id: Ib5b26f5cd402cb435426f23f060c53dac522104a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2012382
Commit-Queue: Stepan Khapugin <stkhapugin@chromium.org>
Auto-Submit: Stepan Khapugin <stkhapugin@chromium.org>
Reviewed-by: Mark Cogan <marq@chromium.org>
Cr-Commit-Position: refs/heads/master@{#734533}

ios/chrome/app/main_controller.mm

@@ -130,7 +130,6 @@
 #include "ios/chrome/browser/ui/tab_grid/tab_grid_coordinator.h"
 #import "ios/chrome/browser/ui/tab_grid/tab_switcher.h"
 #import "ios/chrome/browser/ui/tab_grid/view_controller_swapping.h"
-#import "ios/chrome/browser/ui/toolbar/public/omnibox_focuser.h"
 #import "ios/chrome/browser/ui/ui_feature_flags.h"
 #include "ios/chrome/browser/ui/util/ui_util.h"
 #import "ios/chrome/browser/ui/util/uikit_ui_util.h"
@@ -348,8 +347,6 @@ void MainControllerAuthenticationServiceDelegate::ClearBrowsingData(
 // browser has started up to the FOREGROUND stage.
 @property(nonatomic, readonly) TabGridCoordinator* mainCoordinator;
 
-// Starts a voice search on the current BVC.
-- (void)startVoiceSearchInCurrentBVC;
 // Returns whether the restore infobar should be displayed.
 - (bool)mustShowRestoreInfobar;
 // Switch all global states for the given mode (normal or incognito).
@@ -430,10 +427,7 @@ void MainControllerAuthenticationServiceDelegate::ClearBrowsingData(
 
 @implementation MainController
 // Defined by MainControllerGuts.
-@synthesize historyCoordinator;
 @synthesize appURLLoadingService;
-@synthesize isProcessingTabSwitcherCommand;
-@synthesize isProcessingVoiceSearchCommand;
 @synthesize dismissingTabSwitcher = _dismissingTabSwitcher;
 @synthesize restoreHelper = _restoreHelper;
 
@@ -448,11 +442,7 @@ void MainControllerAuthenticationServiceDelegate::ClearBrowsingData(
 @synthesize appLaunchTime = _appLaunchTime;
 // Defined in private interface
 @synthesize mainCoordinator = _mainCoordinator;
-@synthesize NTPActionAfterTabSwitcherDismissal =
-    _NTPActionAfterTabSwitcherDismissal;
 @synthesize tabSwitcherIsActive;
-@synthesize modeToDisplayOnTabSwitcherDismissal =
-    _modeToDisplayOnTabSwitcherDismissal;
 
 #pragma mark - Application lifecycle
 
@@ -815,9 +805,6 @@ void MainControllerAuthenticationServiceDelegate::ClearBrowsingData(
 
   _extensionSearchEngineDataUpdater = nullptr;
 
-  [self.historyCoordinator stop];
-  self.historyCoordinator = nil;
-
   ios::GetChromeBrowserProvider()
       ->GetMailtoHandlerProvider()
       ->RemoveMailtoHandling();
@@ -1426,20 +1413,6 @@ void MainControllerAuthenticationServiceDelegate::ClearBrowsingData(
   [self switchGlobalStateToMode:mode];
 }
 
-- (void)displayCurrentBVCAndFocusOmnibox:(BOOL)focusOmnibox {
-  ProceduralBlock completion = nil;
-  if (focusOmnibox) {
-    __weak BrowserViewController* weakCurrentBVC = self.currentBVC;
-    completion = ^{
-      [weakCurrentBVC.dispatcher focusOmnibox];
-    };
-  }
-  [self.mainCoordinator showTabViewController:self.currentBVC
-                                   completion:completion];
-  [self.currentBVC.dispatcher
-      setIncognitoContentVisible:(self.currentBVC == self.otrBVC)];
-}
-
 - (TabModel*)currentTabModel {
   return self.currentBVC.tabModel;
 }
@@ -1452,29 +1425,6 @@ void MainControllerAuthenticationServiceDelegate::ClearBrowsingData(
   return self.currentBVC.browserState;
 }
 
-#pragma mark - Tab opening utility methods.
-
-- (ProceduralBlock)completionBlockForTriggeringAction:
-    (NTPTabOpeningPostOpeningAction)action {
-  switch (action) {
-    case START_VOICE_SEARCH:
-      return ^{
-        [self startVoiceSearchInCurrentBVC];
-      };
-    case START_QR_CODE_SCANNER:
-      return ^{
-        [self.currentBVC.dispatcher showQRScanner];
-      };
-    case FOCUS_OMNIBOX:
-      return ^{
-        [self.currentBVC.dispatcher focusOmnibox];
-      };
-    default:
-      return nil;
-  }
-}
-
-
 - (bool)mustShowRestoreInfobar {
   if ([self isFirstLaunchAfterUpgrade])
     return false;
@@ -1513,18 +1463,6 @@ void MainControllerAuthenticationServiceDelegate::ClearBrowsingData(
 }
 
 
-#pragma mark - ApplicationCommands helpers
-
-- (void)startVoiceSearchInCurrentBVC {
-  // If the background (non-current) BVC is playing TTS audio, call
-  // -startVoiceSearch on it to stop the TTS.
-  BrowserViewController* backgroundBVC =
-      self.mainBVC == self.currentBVC ? self.otrBVC : self.mainBVC;
-  if (backgroundBVC.playingTTS)
-    [backgroundBVC startVoiceSearch];
-  else
-    [self.currentBVC startVoiceSearch];
-}
 
 #pragma mark - SceneController plumbing
 

ios/chrome/app/main_controller_guts.h

@@ -13,46 +13,23 @@
 #include "ios/chrome/browser/browser_state/chrome_browser_state_forward.h"
 #include "ios/chrome/browser/browsing_data/browsing_data_remove_mask.h"
 #import "ios/chrome/browser/crash_report/crash_restore_helper.h"
-#import "ios/chrome/browser/ui/settings/settings_navigation_controller.h"
-#import "ios/public/provider/chrome/browser/user_feedback/user_feedback_provider.h"
 
 @class BrowserViewController;
 @class BrowserViewWrangler;
-@class HistoryCoordinator;
 @class TabGridCoordinator;
 @protocol BrowserInterfaceProvider;
 @protocol TabSwitcher;
 class AppUrlLoadingService;
 
-// Used to update the current BVC mode if a new tab is added while the tab
-// switcher view is being dismissed.  This is different than ApplicationMode in
-// that it can be set to |NONE| when not in use.
-enum class TabSwitcherDismissalMode { NONE, NORMAL, INCOGNITO };
-
 // TODO(crbug.com/1012697): Remove this protocol when SceneController is
 // operational. Move the private internals back into MainController, and pass
 // ownership of Scene-related objects to SceneController.
 @protocol MainControllerGuts
 
-// Coordinator for displaying history.
-@property(nonatomic, strong) HistoryCoordinator* historyCoordinator;
-
 // The application level component for url loading. Is passed down to
 // browser state level UrlLoadingService instances.
 @property(nonatomic, assign) AppUrlLoadingService* appURLLoadingService;
 
-// The tab switcher command and the voice search commands can be sent by views
-// that reside in a different UIWindow leading to the fact that the exclusive
-// touch property will be ineffective and a command for processing both
-// commands may be sent in the same run of the runloop leading to
-// inconsistencies. Those two boolean indicate if one of those commands have
-// been processed in the last 200ms in order to only allow processing one at
-// a time.
-// TODO(crbug.com/560296):  Provide a general solution for handling mutually
-// exclusive chrome commands sent at nearly the same time.
-@property(nonatomic, assign) BOOL isProcessingTabSwitcherCommand;
-@property(nonatomic, assign) BOOL isProcessingVoiceSearchCommand;
-
 // If YES, the tab switcher is currently active.
 @property(nonatomic, assign, getter=isTabSwitcherActive)
     BOOL tabSwitcherIsActive;
@@ -60,24 +37,10 @@ enum class TabSwitcherDismissalMode { NONE, NORMAL, INCOGNITO };
 // YES while animating the dismissal of tab switcher.
 @property(nonatomic, assign) BOOL dismissingTabSwitcher;
 
-// If not NONE, the current BVC should be switched to this BVC on completion
-// of tab switcher dismissal.
-@property(nonatomic, assign)
-    TabSwitcherDismissalMode modeToDisplayOnTabSwitcherDismissal;
-
-// A property to track whether the QR Scanner should be started upon tab
-// switcher dismissal. It can only be YES if the QR Scanner experiment is
-// enabled.
-@property(nonatomic, readwrite)
-    NTPTabOpeningPostOpeningAction NTPActionAfterTabSwitcherDismissal;
-
 // Parameters received at startup time when the app is launched from another
 // app.
 @property(nonatomic, strong) AppStartupParameters* startupParameters;
 
-- (ProceduralBlock)completionBlockForTriggeringAction:
-    (NTPTabOpeningPostOpeningAction)action;
-
 // Keeps track of the restore state during startup.
 @property(nonatomic, strong) CrashRestoreHelper* restoreHelper;
 
@@ -91,10 +54,6 @@ enum class TabSwitcherDismissalMode { NONE, NORMAL, INCOGNITO };
 - (BrowserViewController*)otrBVC;
 - (TabGridCoordinator*)mainCoordinator;
 - (id<BrowserInterfaceProvider>)interfaceProvider;
-- (void)startVoiceSearchInCurrentBVC;
-
-// Sets |currentBVC| as the root view controller for the window.
-- (void)displayCurrentBVCAndFocusOmnibox:(BOOL)focusOmnibox;
 
 - (void)removeBrowsingDataForBrowserState:(ios::ChromeBrowserState*)browserState
                                timePeriod:(browsing_data::TimePeriod)timePeriod

ios/chrome/browser/ui/main/BUILD.gn

@@ -59,6 +59,7 @@ source_set("scene") {
     "//ios/chrome/browser/ui/settings:settings_root",
     "//ios/chrome/browser/ui/signin_interaction",
     "//ios/chrome/browser/ui/tab_grid",
+    "//ios/chrome/browser/ui/toolbar/public",
     "//ios/chrome/browser/ui/util",
     "//ios/chrome/browser/ui/util:multiwindow_util",
     "//ios/chrome/browser/url_loading",