add float equivalent in dumpHex output as comment

tests/PathTest.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCanvas.h"
 #include "SkPaint.h"
 #include "SkParse.h"
@@ skipping 3450 matching lines @@
     compare_dump(reporter, p, false, false, "path.moveTo(1, 2);\n"
                                             "path.conicTo(3, 4, 5, 6, 0.5f);\n");
     p.reset();
     p.moveTo(1, 2);
     p.cubicTo(3, 4, 5, 6, 7, 8);
     compare_dump(reporter, p, false, false, "path.moveTo(1, 2);\n"
                                             "path.cubicTo(3, 4, 5, 6, 7, 8);\n");
     p.reset();
     p.moveTo(1, 2);
     p.lineTo(3, 4);
-    compare_dump(reporter, p, false, true,  "path.moveTo(SkBits2Float(0x3f800000), SkBits2Float(0x40000000));\n"
-                                            "path.lineTo(SkBits2Float(0x40400000), SkBits2Float(0x40800000));\n");
+    compare_dump(reporter, p, false, true,
+                 "path.moveTo(SkBits2Float(0x3f800000), SkBits2Float(0x40000000));  // 1, 2\n"
+                 "path.lineTo(SkBits2Float(0x40400000), SkBits2Float(0x40800000));  // 3, 4\n");
     p.reset();
     p.moveTo(SkBits2Float(0x3f800000), SkBits2Float(0x40000000));
     p.lineTo(SkBits2Float(0x40400000), SkBits2Float(0x40800000));
     compare_dump(reporter, p, false, false, "path.moveTo(1, 2);\n"
                                             "path.lineTo(3, 4);\n");
 }
 
 class PathTest_Private {
 public:
     static void TestPathTo(skiatest::Reporter* reporter) {
@@ skipping 139 matching lines @@
     test_addEmptyPath(reporter, SkPath::kExtend_AddPathMode);
     test_addEmptyPath(reporter, SkPath::kAppend_AddPathMode);
     test_conicTo_special_case(reporter);
     test_get_point(reporter);
     test_contains(reporter);
     PathTest_Private::TestPathTo(reporter);
     PathRefTest_Private::TestPathRef(reporter);
     test_dump(reporter);
     test_path_crbugskia2820(reporter);
 }