Strict import formatting (grouping and granularity) (#30325)

* strict imports formatting

* Reformat all imports

components/profile/mem.rs

@@ -4,18 +4,21 @@
 
 //! Memory profiling functions.
 
-use crate::time::duration_from_seconds;
-use ipc_channel::ipc::{self, IpcReceiver};
-use ipc_channel::router::ROUTER;
-use profile_traits::mem::ReportsChan;
-use profile_traits::mem::{ProfilerChan, ProfilerMsg, ReportKind, Reporter, ReporterRequest};
-use profile_traits::path;
 use std::borrow::ToOwned;
 use std::cmp::Ordering;
 use std::collections::HashMap;
 use std::thread;
 use std::time::Instant;
 
+use ipc_channel::ipc::{self, IpcReceiver};
+use ipc_channel::router::ROUTER;
+use profile_traits::mem::{
+    ProfilerChan, ProfilerMsg, ReportKind, Reporter, ReporterRequest, ReportsChan,
+};
+use profile_traits::path;
+
+use crate::time::duration_from_seconds;
+
 pub struct Profiler {
     /// The port through which messages are received.
     pub port: IpcReceiver<ProfilerMsg>,
@@ -384,22 +387,24 @@ impl ReportsForest {
 //---------------------------------------------------------------------------
 
 mod system_reporter {
-    use super::{JEMALLOC_HEAP_ALLOCATED_STR, SYSTEM_HEAP_ALLOCATED_STR};
-    #[cfg(target_os = "linux")]
-    use libc::c_int;
-    #[cfg(not(target_os = "windows"))]
-    use libc::{c_void, size_t};
-    use profile_traits::mem::{Report, ReportKind, ReporterRequest};
-    use profile_traits::path;
     #[cfg(not(target_os = "windows"))]
     use std::ffi::CString;
     #[cfg(not(target_os = "windows"))]
     use std::mem::size_of;
     #[cfg(not(target_os = "windows"))]
     use std::ptr::null_mut;
+
+    #[cfg(target_os = "linux")]
+    use libc::c_int;
+    #[cfg(not(target_os = "windows"))]
+    use libc::{c_void, size_t};
+    use profile_traits::mem::{Report, ReportKind, ReporterRequest};
+    use profile_traits::path;
     #[cfg(target_os = "macos")]
     use task_info::task_basic_info::{resident_size, virtual_size};
 
+    use super::{JEMALLOC_HEAP_ALLOCATED_STR, SYSTEM_HEAP_ALLOCATED_STR};
+
     /// Collects global measurements from the OS and heap allocators.
     pub fn collect_reports(request: ReporterRequest) {
         let mut reports = vec![];
@@ -599,12 +604,13 @@ mod system_reporter {
 
     #[cfg(target_os = "linux")]
     fn resident_segments() -> Vec<(String, usize)> {
-        use regex::Regex;
         use std::collections::hash_map::Entry;
         use std::collections::HashMap;
         use std::fs::File;
         use std::io::{BufRead, BufReader};
 
+        use regex::Regex;
+
         // The first line of an entry in /proc/<pid>/smaps looks just like an entry
         // in /proc/<pid>/maps:
         //

components/profile/time.rs

@@ -4,13 +4,6 @@
 
 //! Timing functions.
 
-use crate::trace_dump::TraceDump;
-use ipc_channel::ipc::{self, IpcReceiver};
-use profile_traits::time::{
-    ProfilerCategory, ProfilerChan, ProfilerData, ProfilerMsg, TimerMetadata,
-};
-use profile_traits::time::{TimerMetadataFrameType, TimerMetadataReflowType};
-use servo_config::opts::OutputOptions;
 use std::borrow::ToOwned;
 use std::collections::{BTreeMap, HashMap};
 use std::fs::File;
@@ -19,6 +12,15 @@ use std::path::Path;
 use std::time::Duration;
 use std::{f64, thread, u32, u64};
 
+use ipc_channel::ipc::{self, IpcReceiver};
+use profile_traits::time::{
+    ProfilerCategory, ProfilerChan, ProfilerData, ProfilerMsg, TimerMetadata,
+    TimerMetadataFrameType, TimerMetadataReflowType,
+};
+use servo_config::opts::OutputOptions;
+
+use crate::trace_dump::TraceDump;
+
 pub trait Formattable {
     fn format(&self, output: &Option<OutputOptions>) -> String;
 }

components/profile/trace_dump.rs

@@ -4,11 +4,11 @@
 
 //! A module for writing time profiler traces out to a self contained HTML file.
 
+use std::io::{self, Write};
+use std::{fs, path};
+
 use profile_traits::time::{ProfilerCategory, TimerMetadata};
 use serde::Serialize;
-use std::fs;
-use std::io::{self, Write};
-use std::path;
 
 /// An RAII class for writing the HTML trace dump.
 #[derive(Debug)]