[telemetry] Sort imports in Telemetry and its dependents.

tools/perf/measurements/smoothness_controller.py

Index: tools/perf/measurements/smoothness_controller.py
diff --git a/tools/perf/measurements/smoothness_controller.py b/tools/perf/measurements/smoothness_controller.py
index 835a0ff029d5a5ccc397228a50b3ac00c9406ffe..0818f182bfd479551f3abd87e1d6faf5f1f9f1b6 100644
--- a/tools/perf/measurements/smoothness_controller.py
+++ b/tools/perf/measurements/smoothness_controller.py
@@ -3,18 +3,19 @@
 # found in the LICENSE file.
 import sys
 
-from measurements import smooth_gesture_util
 from telemetry.core.platform import tracing_category_filter
 from telemetry.core.platform import tracing_options
-from telemetry.timeline import trace_data as trace_data_module
-from telemetry.timeline.model import TimelineModel
-from telemetry.page import page_test
 from telemetry.page.actions import action_runner
+from telemetry.page import page_test
+from telemetry.timeline.model import TimelineModel
+from telemetry.timeline import trace_data as trace_data_module
 from telemetry.value import list_of_scalar_values
 from telemetry.value import scalar
 from telemetry.value import trace
-from telemetry.web_perf import timeline_interaction_record as tir_module
 from telemetry.web_perf.metrics import smoothness
+from telemetry.web_perf import timeline_interaction_record as tir_module
+
+from measurements import smooth_gesture_util
 
 
 RUN_SMOOTH_ACTIONS = 'RunSmoothAllActions'