Remove Tab's |-url| property.

ios/chrome/browser/ui/browser_view_controller_unittest.mm

Index: ios/chrome/browser/ui/browser_view_controller_unittest.mm
diff --git a/ios/chrome/browser/ui/browser_view_controller_unittest.mm b/ios/chrome/browser/ui/browser_view_controller_unittest.mm
index 162e3c5e2f05d82db18c8f7f51247080bfc0f203..1d274ef776b77d36ba4b4bb0edf9ebb859a42774 100644
--- a/ios/chrome/browser/ui/browser_view_controller_unittest.mm
+++ b/ios/chrome/browser/ui/browser_view_controller_unittest.mm
@@ -82,13 +82,11 @@ - (IBAction)chromeExecuteCommand:(id)sender;
 @end
 
 @interface BVCTestTabMock : OCMockComplexTypeHelper {
-  GURL _url;
   GURL _lastCommittedURL;
   GURL _visibleURL;
   WebStateImpl* _webState;
 }
 
-@property(nonatomic, assign) const GURL& url;
 @property(nonatomic, assign) const GURL& lastCommittedURL;
 @property(nonatomic, assign) const GURL& visibleURL;
 @property(nonatomic, assign) WebStateImpl* webState;
@@ -99,12 +97,6 @@ @interface BVCTestTabMock : OCMockComplexTypeHelper {
 @end
 
 @implementation BVCTestTabMock
-- (const GURL&)url {
-  return _url;
-}
-- (void)setUrl:(const GURL&)url {
-  _url = url;
-}
 - (const GURL&)lastCommittedURL {
   return _lastCommittedURL;
 }
@@ -438,7 +430,6 @@ void TearDown() override {
 TEST_F(BrowserViewControllerTest, TestSharePageCommandHandling) {
   GURL expectedUrl("http://www.testurl.net");
   NSString* expectedTitle = @"title";
-  static_cast<BVCTestTabMock*>(tab_.get()).url = expectedUrl;
   static_cast<BVCTestTabMock*>(tab_.get()).lastCommittedURL = expectedUrl;
   static_cast<BVCTestTabMock*>(tab_.get()).visibleURL = expectedUrl;
   OCMockObject* tabMock = static_cast<OCMockObject*>(tab_.get());
@@ -489,7 +480,6 @@ void TearDown() override {
   NSString* expectedTitle = @"title";
   // Sets WebState to nil because [tab close] clears the WebState.
   static_cast<BVCTestTabMock*>(tab_.get()).webState = nil;
-  static_cast<BVCTestTabMock*>(tab_.get()).url = expectedUrl;
   static_cast<BVCTestTabMock*>(tab_.get()).lastCommittedURL = expectedUrl;
   static_cast<BVCTestTabMock*>(tab_.get()).visibleURL = expectedUrl;
   OCMockObject* tabMock = static_cast<OCMockObject*>(tab_.get());