[ios] use MDC instead of UIactivityindicator in Recent Tabs

Keeping things consistent in Bijou Phase 1

https://drive.google.com/file/d/14nkloZ4PX0UD0HnXZgMLKYo6-iUzn5kt/view?usp=sharing


Bug: 833623
Change-Id: Ie5aeaac7c3787775d4845aa6cb030236b6de9c2f
Reviewed-on: https://chromium-review.googlesource.com/1022173
Commit-Queue: Chris Lu <thegreenfrog@chromium.org>
Reviewed-by: Sergio Collazos <sczs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#552899}

ios/chrome/browser/ui/table_view/cells/BUILD.gn

@@ -34,6 +34,7 @@ source_set("cells") {
     "//ios/chrome/browser/ui/table_view:styler",
     "//ios/chrome/browser/ui/util:constraints_ui",
     "//ios/chrome/browser/ui/util:constraints_ui",
+    "//ios/third_party/material_components_ios:material_components_ios",
   ]
   configs += [ "//build/config/compiler:enable_arc" ]
 }

ios/chrome/browser/ui/table_view/cells/table_view_activity_indicator_header_footer_item.mm

@@ -5,8 +5,10 @@
 #import "ios/chrome/browser/ui/table_view/cells/table_view_activity_indicator_header_footer_item.h"
 
 #include "base/mac/foundation_util.h"
+#import "ios/chrome/browser/ui/colors/MDCPalette+CrAdditions.h"
 #import "ios/chrome/browser/ui/table_view/cells/table_view_cells_constants.h"
 #import "ios/chrome/browser/ui/table_view/chrome_table_view_styler.h"
+#import "ios/third_party/material_components_ios/src/components/ActivityIndicator/src/MaterialActivityIndicator.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
@@ -65,10 +67,9 @@
     verticalStack.spacing = kTableViewVerticalLabelStackSpacing;
 
     // Activity Indicator.
-    UIActivityIndicatorView* activityIndicator =
-        [[UIActivityIndicatorView alloc]
-            initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhite];
-    activityIndicator.color = [UIColor blueColor];
+    MDCActivityIndicator* activityIndicator =
+        [[MDCActivityIndicator alloc] init];
+    activityIndicator.cycleColors = @[ [[MDCPalette cr_bluePalette] tint500] ];
     [activityIndicator startAnimating];
     [activityIndicator
         setContentHuggingPriority:UILayoutPriorityDefaultHigh