Better names for the methods to clear all host settings

src/objective-c/GRPCClient/GRPCCall+Tests.h

@@ -62,5 +62,5 @@
  * Resets all host configurations to their default values, and flushes all connections from the
  * cache.
  */
-+ (void)clearAllConfigurationsForTesting;
++ (void)resetHostSettings;
 @end

src/objective-c/GRPCClient/GRPCCall+Tests.m

@@ -61,7 +61,7 @@
   hostConfig.secure = NO;
 }
 
-+ (void)clearAllConfigurationsForTesting {
-  [GRPCHost clearAllHostsForTesting];
++ (void)resetHostSettings {
+  [GRPCHost resetAllHostSettings];
 }
 @end

src/objective-c/GRPCClient/private/GRPCHost.h

@@ -42,7 +42,7 @@ struct grpc_channel_credentials;
 @interface GRPCHost : NSObject
 
 + (void)flushChannelCache;
-+ (void)clearAllHostsForTesting;
++ (void)resetAllHostSettings;
 
 @property(nonatomic, readonly) NSString *address;
 @property(nonatomic, copy, nullable) NSString *userAgentPrefix;

src/objective-c/GRPCClient/private/GRPCHost.m

@@ -113,7 +113,7 @@ static NSMutableDictionary *kHostCache;
   }
 }
 
-+ (void)clearAllHostsForTesting {
++ (void)resetAllHostSettings {
   @synchronized (kHostCache) {
     kHostCache = [NSMutableDictionary dictionary];
   }

src/objective-c/tests/InteropTests.m

@@ -91,7 +91,7 @@
 - (void)setUp {
   self.continueAfterFailure = NO;
 
-  [GRPCCall clearAllConfigurationsForTesting];
+  [GRPCCall resetHostSettings];
 
   _service = self.class.host ? [RMTTestService serviceWithHost:self.class.host] : nil;
 #ifdef GRPC_COMPILE_WITH_CRONET