Rename Suggestions to ContentSuggestions in Showcase

ios/showcase/content_suggestions/sc_content_suggestions_coordinator.mm

 // Copyright 2016 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.
 
-#import "ios/showcase/suggestions/sc_suggestions_coordinator.h"
+#import "ios/showcase/content_suggestions/sc_content_suggestions_coordinator.h"
 
 #import "ios/chrome/browser/ui/content_suggestions/content_suggestions_commands.h"
 #import "ios/chrome/browser/ui/content_suggestions/content_suggestions_view_controller.h"
 #import "ios/showcase/common/protocol_alerter.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
-@interface SCSuggestionsCoordinator ()
+@interface SCContentSuggestionsCoordinator ()
 
 @property(nonatomic, strong)
     ContentSuggestionsViewController* suggestionViewController;
 @property(nonatomic, strong) ProtocolAlerter* alerter;
 
 @end
 
-@implementation SCSuggestionsCoordinator
+@implementation SCContentSuggestionsCoordinator
 
 @synthesize baseViewController;
 @synthesize suggestionViewController = _suggestionViewController;
 @synthesize alerter = _alerter;
 
 #pragma mark - Coordinator
 
 - (void)start {
   self.alerter = [[ProtocolAlerter alloc]
       initWithProtocols:@[ @protocol(ContentSuggestionsCommands) ]];
   self.alerter.baseViewController = self.baseViewController;
 
   _suggestionViewController = [[ContentSuggestionsViewController alloc]
       initWithStyle:CollectionViewControllerStyleDefault
          dataSource:nil];
 
   _suggestionViewController.suggestionCommandHandler =
       reinterpret_cast<id<ContentSuggestionsCommands>>(self.alerter);
 
   [self.baseViewController pushViewController:_suggestionViewController
                                      animated:YES];
 }
 
 @end