Style bikeshed - remove extraneous whitespace

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1842753002

Review URL: https://codereview.chromium.org/1842753002
diff --git a/tests/SerializationTest.cpp b/tests/SerializationTest.cpp
index f8d6ea4..f6b1275 100644
--- a/tests/SerializationTest.cpp
+++ b/tests/SerializationTest.cpp
@@ -293,7 +293,7 @@
 
 static SkBitmap draw_picture(SkPicture& picture) {
      SkBitmap bitmap;
-     bitmap.allocN32Pixels(SkScalarCeilToInt(picture.cullRect().width()), 
+     bitmap.allocN32Pixels(SkScalarCeilToInt(picture.cullRect().width()),
                            SkScalarCeilToInt(picture.cullRect().height()));
      SkCanvas canvas(bitmap);
      picture.playback(&canvas);
@@ -333,8 +333,8 @@
     // Paint some text.
     SkPictureRecorder recorder;
     SkIRect canvasRect = SkIRect::MakeWH(kBitmapSize, kBitmapSize);
-    SkCanvas* canvas = recorder.beginRecording(SkIntToScalar(canvasRect.width()), 
-                                               SkIntToScalar(canvasRect.height()), 
+    SkCanvas* canvas = recorder.beginRecording(SkIntToScalar(canvasRect.width()),
+                                               SkIntToScalar(canvasRect.height()),
                                                nullptr, 0);
     canvas->drawColor(SK_ColorWHITE);
     canvas->drawText(text, 2, 24, 32, paint);
@@ -599,17 +599,17 @@
 DEF_TEST(Annotations, reporter) {
     SkPictureRecorder recorder;
     SkCanvas* recordingCanvas = recorder.beginRecording(SkRect::MakeWH(100, 100));
-    
+
     const char* str0 = "rect-with-url";
     const SkRect r0 = SkRect::MakeWH(10, 10);
     SkAutoTUnref<SkData> d0(SkData::NewWithCString(str0));
     SkAnnotateRectWithURL(recordingCanvas, r0, d0);
-    
+
     const char* str1 = "named-destination";
     const SkRect r1 = SkRect::MakeXYWH(5, 5, 0, 0); // collapsed to a point
     SkAutoTUnref<SkData> d1(SkData::NewWithCString(str1));
     SkAnnotateNamedDestination(recordingCanvas, {r1.x(), r1.y()}, d1);
-    
+
     const char* str2 = "link-to-destination";
     const SkRect r2 = SkRect::MakeXYWH(20, 20, 5, 6);
     SkAutoTUnref<SkData> d2(SkData::NewWithCString(str2));
@@ -627,4 +627,3 @@
     TestAnnotationCanvas canvas(reporter, recs, SK_ARRAY_COUNT(recs));
     canvas.drawPicture(pict1);
 }
-