[Telemetry refactor] Migrate clients to new JavaScript API (batch 3)

tools/android/loading/device_setup.py

Index: tools/android/loading/device_setup.py
diff --git a/tools/android/loading/device_setup.py b/tools/android/loading/device_setup.py
index fc22bdcb59e8d7db1f6f76a7ce6dc2752fdff110..27113ee681b46ac62041665a159d2425ec0e6e34 100644
--- a/tools/android/loading/device_setup.py
+++ b/tools/android/loading/device_setup.py
@@ -403,31 +403,32 @@ def RemoteSpeedIndexRecorder(device, connection, local_output_path):
   # Paint the current HTML document with the ORANGE that video is detecting with
   # the view-port position and size.
   color = video.HIGHLIGHT_ORANGE_FRAME
-  connection.ExecuteJavaScript("""
-    (function() {
-      var screen = document.createElement('div');
-      screen.style.background = 'rgb(%d, %d, %d)';
-      screen.style.position = 'fixed';
-      screen.style.top = '0';
-      screen.style.left = '0';
-      screen.style.width = '100%%';
-      screen.style.height = '100%%';
-      screen.style.zIndex = '2147483638';
-      document.body.appendChild(screen);
-      requestAnimationFrame(function() {
+  connection.ExecuteJavaScript2("""
+      (function() {
+        var screen = document.createElement('div');
+        screen.style.background = 'rgb({{ red }}, {{ green }}, {{ blue }})';
+        screen.style.position = 'fixed';
+        screen.style.top = '0';
+        screen.style.left = '0';
+        screen.style.width = '100%';
+        screen.style.height = '100%';
+        screen.style.zIndex = '2147483638';
+        document.body.appendChild(screen);
         requestAnimationFrame(function() {
-          window.__speedindex_screen = screen;
+          requestAnimationFrame(function() {
+            window.__speedindex_screen = screen;
+          });
         });
-      });
-    })();
-  """ % (color.r, color.g, color.b))
+      })();
+      """,
+      red=color.r, green=color.g, blue=color.b)
   connection.PollForJavaScriptExpression('!!window.__speedindex_screen', 1)
 
   with _RemoteVideoRecorder(device, local_output_path,
                             megabits_per_second=_SPEED_INDEX_VIDEO_BITRATE):
     # Paint the current HTML document with white so that it is not troubling the
     # speed index measurement.
-    connection.ExecuteJavaScript("""
+    connection.ExecuteJavaScript2("""
       (function() {
         requestAnimationFrame(function() {
           var screen = window.__speedindex_screen;