Fix whitespace errors, all of them mine.

src/common/compat_libevent.c

@@ -626,7 +626,6 @@ tor_add_bufferevent_to_rate_limit_group(struct bufferevent *bev,
 }
 #endif
 
-
 #if defined(LIBEVENT_VERSION_NUMBER) && LIBEVENT_VERSION_NUMBER >= V(2,1,1) \
   && !defined(TOR_UNIT_TESTS)
 void

src/or/buffers.c

@@ -235,7 +235,8 @@ chunk_free_unchecked(chunk_t *chunk)
 #ifdef DEBUG_CHUNK_ALLOC
   tor_assert(CHUNK_ALLOC_SIZE(chunk->memlen) == chunk->DBG_alloc);
 #endif
-  tor_assert(total_bytes_allocated_in_chunks >= CHUNK_ALLOC_SIZE(chunk->memlen));
+  tor_assert(total_bytes_allocated_in_chunks >=
+             CHUNK_ALLOC_SIZE(chunk->memlen));
   total_bytes_allocated_in_chunks -= CHUNK_ALLOC_SIZE(chunk->memlen);
   tor_free(chunk);
 }
@@ -272,7 +273,8 @@ chunk_grow(chunk_t *chunk, size_t sz)
   tor_assert(chunk->DBG_alloc == CHUNK_ALLOC_SIZE(memlen_orig));
   chunk->DBG_alloc = CHUNK_ALLOC_SIZE(sz);
 #endif
-  total_bytes_allocated_in_chunks += CHUNK_ALLOC_SIZE(sz) - CHUNK_ALLOC_SIZE(memlen_orig);
+  total_bytes_allocated_in_chunks +=
+    CHUNK_ALLOC_SIZE(sz) - CHUNK_ALLOC_SIZE(memlen_orig);
   return chunk;
 }
 
@@ -339,7 +341,8 @@ buf_shrink_freelists(int free_all)
 #ifdef DEBUG_CHUNK_ALLOC
         tor_assert(chunk->DBG_alloc == CHUNK_ALLOC_SIZE(chunk->memlen));
 #endif
-        tor_assert(total_bytes_allocated_in_chunks >= CHUNK_ALLOC_SIZE(chunk->memlen));
+        tor_assert(total_bytes_allocated_in_chunks >=
+                   CHUNK_ALLOC_SIZE(chunk->memlen));
         total_bytes_allocated_in_chunks -= CHUNK_ALLOC_SIZE(chunk->memlen);
         total_freed += CHUNK_ALLOC_SIZE(chunk->memlen);
         tor_free(chunk);

src/test/test_buffers.c

@@ -492,7 +492,6 @@ test_buffer_allocation_tracking(void *arg)
   tt_int_op(buf_allocation(buf2), ==, 8192); /* another 4k chunk. */
   tt_int_op(buf_get_total_allocation(), ==, 5*4096); /* that chunk was new. */
 
-
   /* Make a really huge buffer */
   for (i = 0; i < 1000; ++i) {
     write_to_buf(junk, 4000, buf2);