[ios] Adds styler to convenience ChromeTableVC initializer

Bug: 845192
Cq-Include-Trybots: luci.chromium.try:ios-simulator-full-configs;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: I66a8d2c45021c27674c937572c1b706895f2eb8c
Reviewed-on: https://chromium-review.googlesource.com/1067482Reviewed-by: edchin <edchin@chromium.org>
Commit-Queue: Sergio Collazos <sczs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#560325}

ios/chrome/browser/ui/table_view/chrome_table_view_controller.h

@@ -32,11 +32,19 @@ typedef NS_ENUM(NSInteger, ChromeTableViewControllerStyle) {
 // changes made afterwards are not guaranteed to take effect.
 @property(nonatomic, readonly, strong) ChromeTableViewStyler* styler;
 
-// Initializers.
+// Initializes the view controller, configured with |style|, |appBarStyle|. The
+// default ChromeTableViewStyler will be used.
 - (instancetype)initWithTableViewStyle:(UITableViewStyle)style
                            appBarStyle:
                                (ChromeTableViewControllerStyle)appBarStyle
     NS_DESIGNATED_INITIALIZER;
+// Initializes the view controller, configured with |style|, |appBarStyle|, and
+// |styler|. |styler| can't be nil.
+- (instancetype)initWithTableViewStyle:(UITableViewStyle)style
+                           appBarStyle:
+                               (ChromeTableViewControllerStyle)appBarStyle
+                                styler:(ChromeTableViewStyler*)styler;
+// Unavailable initializers.
 - (instancetype)initWithStyle:(UITableViewStyle)style NS_UNAVAILABLE;
 - (instancetype)initWithCoder:(NSCoder*)aDecoder NS_UNAVAILABLE;
 - (instancetype)initWithNibName:(NSString*)nibNameOrNil

ios/chrome/browser/ui/table_view/chrome_table_view_controller.mm

@@ -36,6 +36,16 @@
   return self;
 }
 
+- (instancetype)initWithTableViewStyle:(UITableViewStyle)style
+                           appBarStyle:
+                               (ChromeTableViewControllerStyle)appBarStyle
+                                styler:(ChromeTableViewStyler*)styler {
+  if (self = [self initWithTableViewStyle:style appBarStyle:appBarStyle]) {
+    _styler = styler;
+  }
+  return self;
+}
+
 - (instancetype)init {
   return [self initWithTableViewStyle:UITableViewStylePlain
                           appBarStyle:ChromeTableViewControllerStyleNoAppBar];