Ignore warnings from GTMFetcherAuthorizationProtocol deprecation (#219)

* Ignore warnings from GTMFetcherAuthorizationProtocol deprecation.

* Ignore more warnings from GTMFetcherAuthorizationProtocol deprecation.

Author: petea

GoogleSignIn/Sources/GIDAuthentication.m

@@ -127,15 +127,21 @@ @interface GTMAppAuthFetcherAuthorizationWithEMMSupport : GTMAppAuthFetcherAutho
 
 @implementation GTMAppAuthFetcherAuthorizationWithEMMSupport
 
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-implementations"
 - (void)authorizeRequest:(nullable NSMutableURLRequest *)request
                 delegate:(id)delegate
        didFinishSelector:(SEL)sel {
+#pragma clang diagnostic pop
   GTMAppAuthFetcherAuthorizationEMMChainedDelegate *chainedDelegate =
       [[GTMAppAuthFetcherAuthorizationEMMChainedDelegate alloc] initWithDelegate:delegate
                                                                         selector:sel];
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
   [super authorizeRequest:request
                  delegate:chainedDelegate
         didFinishSelector:@selector(authentication:request:finishedWithError:)];
+#pragma clang diagnostic pop
 }
 
 - (void)authorizeRequest:(nullable NSMutableURLRequest *)request
@@ -206,7 +212,10 @@ - (NSString *)emmSupport {
 
 #pragma mark - Public methods
 
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
 - (id<GTMFetcherAuthorizationProtocol>)fetcherAuthorizer {
+#pragma clang diagnostic pop
 #if TARGET_OS_IOS && !TARGET_OS_MACCATALYST
   GTMAppAuthFetcherAuthorization *authorization = self.emmSupport ?
       [[GTMAppAuthFetcherAuthorizationWithEMMSupport alloc] initWithAuthState:_authState] :

GoogleSignIn/Sources/Public/GoogleSignIn/GIDAuthentication.h

@@ -59,7 +59,10 @@ typedef void (^GIDAuthenticationCompletion)(GIDAuthentication *_Nullable authent
 /// Gets a new authorizer for `GTLService`, `GTMSessionFetcher`, or `GTMHTTPFetcher`.
 ///
 /// @return A new authorizer
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
 - (id<GTMFetcherAuthorizationProtocol>)fetcherAuthorizer;
+#pragma clang diagnostic pop
 
 /// Get a valid access token and a valid ID token, refreshing them first if they have expired or are
 /// about to expire.

GoogleSignIn/Tests/Unit/GIDAuthenticationTest.m

@@ -245,7 +245,10 @@ - (void)testFetcherAuthorizer {
   // internally, so let's just take the shortcut here by asserting we get a
   // GTMAppAuthFetcherAuthorization object.
   GIDAuthentication *auth = [self auth];
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated-declarations"
   id<GTMFetcherAuthorizationProtocol> fetcherAuthroizer = auth.fetcherAuthorizer;
+#pragma clang diagnostic pop
   XCTAssertTrue([fetcherAuthroizer isKindOfClass:[GTMAppAuthFetcherAuthorization class]]);
   XCTAssertTrue([fetcherAuthroizer canAuthorize]);
 }