Fix unicode codepoint literals in unicode

This CL is making consistent the encoding of the unicode literals in
RenderText unitests.

The use of \uXXXX is preferred.

R=msw@chromium.org

Bug: 1085014
Change-Id: Idda342dd8e88b6b748a0b0ac4cb7c6bbbe11d62f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2543376Reviewed-by: Michael Wasserman <msw@chromium.org>
Commit-Queue: Etienne Bergeron <etienneb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#828325}

ui/gfx/render_text_unittest.cc

@@ -2053,15 +2053,15 @@ const ElideTextCase kElideTailTextCases[] = {
     {"rtl_2", L"\u05d0\u05d1\u05d2", L"\u05d0\u2026"},
     {"rtl_1", L"\u05d0\u05d1\u05d2", L"\u2026"},
     {"rtl_0", L"\u05d0\u05d1\u05d2", L""},
-    {"ltr_rtl_5", L"abc\u05d0\u05d1\u05d2", L"abc\u05d0\u2026\x200F"},
+    {"ltr_rtl_5", L"abc\u05d0\u05d1\u05d2", L"abc\u05d0\u2026\u200F"},
     {"ltr_rtl_4", L"abc\u05d0\u05d1\u05d2", L"abc\u2026"},
     {"ltr_rtl_3", L"abc\u05d0\u05d1\u05d2", L"ab\u2026"},
-    {"rtl_ltr_5", L"\u05d0\u05d1\u05d2abc", L"\u05d0\u05d1\u05d2a\u2026\x200E"},
+    {"rtl_ltr_5", L"\u05d0\u05d1\u05d2abc", L"\u05d0\u05d1\u05d2a\u2026\u200E"},
     {"rtl_ltr_4", L"\u05d0\u05d1\u05d2abc", L"\u05d0\u05d1\u05d2\u2026"},
     {"rtl_ltr_3", L"\u05d0\u05d1\u05d2abc", L"\u05d0\u05d1\u2026"},
     {"bidi_1", L"012a\u05d1b\u05d1c", L"012a\u2026"},
-    {"bidi_2", L"012a\u05d1b\u05d1c", L"012a\u05d1\u2026\x200F"},
-    {"bidi_3", L"012a\u05d1b\u05d1c", L"012a\u05d1b\u2026\x200F"},
+    {"bidi_2", L"012a\u05d1b\u05d1c", L"012a\u05d1\u2026\u200F"},
+    {"bidi_3", L"012a\u05d1b\u05d1c", L"012a\u05d1b\u2026\u200F"},
     // No RLM marker added as digits (012) have weak directionality.
     {"no_rlm", L"01\u05d0\u05d1\u05d2", L"01\u05d0\u2026"},
     // RLM marker added as "ab" have strong LTR directionality.
@@ -2095,7 +2095,7 @@ const ElideTextCase kElideTailTextCases[] = {
     {"xyz_elision", L"  x  xyz", L"  x\u2026", 5, kForceWhitespaceElision},
     {"ltr_rtl_elision4", L"x  \u05d1  y    \u05d2", L"x\u2026", 4,
      kForceWhitespaceElision},
-    {"ltr_rtl_elision5", L"x  \u05d1  y    \u05d2", L"x  \u05d1\u2026\x200F", 5,
+    {"ltr_rtl_elision5", L"x  \u05d1  y    \u05d2", L"x  \u05d1\u2026\u200F", 5,
      kForceWhitespaceElision},
     {"ltr_rtl_elision9", L"x  \u05d1  y    \u05d2", L"x  \u05d1  y\u2026", 9,
      kForceWhitespaceElision},
@@ -2228,7 +2228,7 @@ const ElideTextCase kElideEmailTextCases[] = {
     {"email_nobody7", L"nobody@gmail.com", L"no\u2026@g\u2026m", 7},
     {"email_nobody8", L"nobody@gmail.com", L"nob\u2026@g\u2026m", 8},
     {"email_nobody9", L"nobody@gmail.com", L"nob\u2026@gm\u2026m", 9},
-    {"email_nobody10", L"nobody@gmail.com", L"nobo\x2026@gm\u2026m", 10},
+    {"email_nobody10", L"nobody@gmail.com", L"nobo\u2026@gm\u2026m", 10},
     {"email_root", L"root@localhost", L"r\u2026@l\u2026", 5},
     {"email_myself", L"myself@127.0.0.1", L"my\u2026@1\u2026", 6},
 };