Remove deprecated lastModified accessors returning long

- FileSnapshot#lastModified
- LockFile#getCommmitLastModified

Change-Id: I6962166ca5decbb332dfb25851c93debfe2ca90c
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/FileSnapshot.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/FileSnapshot.java
index c88ac98..8701a12 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/FileSnapshot.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/FileSnapshot.java
@@ -282,17 +282,6 @@
 	 * Get time of last snapshot update
 	 *
 	 * @return time of last snapshot update
-	 * @deprecated use {@link #lastModifiedInstant()} instead
-	 */
-	@Deprecated
-	public long lastModified() {
-		return lastModified.toEpochMilli();
-	}
-
-	/**
-	 * Get time of last snapshot update
-	 *
-	 * @return time of last snapshot update
 	 */
 	public Instant lastModifiedInstant() {
 		return lastModified;
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/LockFile.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/LockFile.java
index 1983541..9e12ee8 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/LockFile.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/LockFile.java
@@ -528,17 +528,6 @@
 	 * Get the modification time of the output file when it was committed.
 	 *
 	 * @return modification time of the lock file right before we committed it.
-	 * @deprecated use {@link #getCommitLastModifiedInstant()} instead
-	 */
-	@Deprecated
-	public long getCommitLastModified() {
-		return commitSnapshot.lastModified();
-	}
-
-	/**
-	 * Get the modification time of the output file when it was committed.
-	 *
-	 * @return modification time of the lock file right before we committed it.
 	 */
 	public Instant getCommitLastModifiedInstant() {
 		return commitSnapshot.lastModifiedInstant();