base: Use Instant instead of SystemTime for wasm compatibility

matrix_sdk_base/src/client.rs

@@ -20,7 +20,6 @@ use std::{
     path::{Path, PathBuf},
     result::Result as StdResult,
     sync::Arc,
-    time::SystemTime,
 };
 
 use matrix_sdk_common::{
@@ -36,6 +35,7 @@ use matrix_sdk_common::{
         AnyToDeviceEvent, EventContent, StateEvent,
     },
     identifiers::{RoomId, UserId},
+    instant::Instant,
     locks::RwLock,
     Raw,
 };
@@ -701,7 +701,7 @@ impl BaseClient {
             return Ok(SyncResponse::new(response.next_batch));
         }
 
-        let now = SystemTime::now();
+        let now = Instant::now();
 
         #[cfg(feature = "encryption")]
         let to_device = {
@@ -892,7 +892,7 @@ impl BaseClient {
         *self.sync_token.write().await = Some(response.next_batch.clone());
         self.apply_changes(&changes).await;
 
-        info!("Processed a sync response in {:?}", now.elapsed().unwrap());
+        info!("Processed a sync response in {:?}", now.elapsed());
 
         let response = SyncResponse {
             next_batch: response.next_batch,

matrix_sdk_base/src/store/memory_store.rs

@@ -12,10 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use std::{
-    sync::{Arc, RwLock},
-    time::SystemTime,
-};
+use std::sync::{Arc, RwLock};
 
 use dashmap::{DashMap, DashSet};
 use matrix_sdk_common::{
@@ -26,6 +23,7 @@ use matrix_sdk_common::{
         AnyBasicEvent, AnyStrippedStateEvent, AnySyncStateEvent, EventContent, EventType,
     },
     identifiers::{RoomId, UserId},
+    instant::Instant,
 };
 
 use tracing::info;
@@ -91,7 +89,7 @@ impl MemoryStore {
     }
 
     pub async fn save_changes(&self, changes: &StateChanges) -> Result<()> {
-        let now = SystemTime::now();
+        let now = Instant::now();
 
         if let Some(s) = &changes.sync_token {
             *self.sync_token.write().unwrap() = Some(s.to_owned());