Update V8 to version 4.1.0.21

This is a cherry-pick of all commits up to and including the
4.1.0.21 cherry-pick in Chromium.

Original commit message:

Version 4.1.0.21 (cherry-pick)

Merged 206e9136bde0f2b5ae8cb77afbb1e7833e5bd412

Unlink pages from the space page list after evacuation.

BUG=430201
LOG=N
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/953813002

Cr-Commit-Position: refs/branch-heads/4.1@{#22}
Cr-Branched-From: 2e08d2a7aa9d65d269d8c57aba82eb38a8cb0a18-refs/heads/candidates@{#25353}

---

FPIIM-449

Change-Id: I8c23c7bbb70772b4858fe8a47b64fa97ee0d1f8c
diff --git a/test/test262/test262.status b/test/test262/test262.status
index 8666313..d32f8f3 100644
--- a/test/test262/test262.status
+++ b/test/test262/test262.status
@@ -35,6 +35,22 @@
   '11.2.3_b': [FAIL],
   '12.2.3_b': [FAIL],
 
+  ############################### ES6 ###################################
+  # ES6 allows block-local functions.
+  'Sbp_A1_T1': [PASS, FAIL_OK],
+  'Sbp_A2_T1': [PASS, FAIL_OK],
+  'Sbp_A2_T2': [PASS, FAIL_OK],
+  'Sbp_A3_T1': [PASS, FAIL_OK],
+  'Sbp_A3_T2': [PASS, FAIL_OK],
+  'Sbp_A4_T1': [PASS, FAIL_OK],
+  'Sbp_A4_T2': [PASS, FAIL_OK],
+  'Sbp_A5_T1': [PASS], # Test is broken (strict reference to unbound variable)
+  'Sbp_A5_T2': [PASS, FAIL_OK],
+
+  # Passes in ES6 since {__arr} syntax is parsed as object literal.
+  'S12.1_A4_T2': [PASS, FAIL_OK],
+  'S12.6.4_A15': [PASS, FAIL_OK],
+
   ######################## NEEDS INVESTIGATION ###########################
 
   # These test failures are specific to the intl402 suite and need investigation
@@ -87,6 +103,17 @@
   'S15.9.3.1_A5_T5': [PASS, FAIL_OK],
   'S15.9.3.1_A5_T6': [PASS, FAIL_OK],
 
+  # ObjectKeys() no longer throws TypeError when passed a primitive value which
+  # is not null or undefined (per ES6).
+  '15.2.3.14-1-1': [FAIL_OK],
+  '15.2.3.14-1-2': [FAIL_OK],
+  '15.2.3.14-1-3': [FAIL_OK],
+
+  # Object.getOwnPropertyNames(O) no longer throws when passed a primitive value.
+  '15.2.3.4-1-4': [FAIL_OK],
+  '15.2.3.4-1-5': [FAIL_OK],
+  '15.2.3.4-1': [FAIL_OK],
+
   ############################ SKIPPED TESTS #############################
 
   # These tests take a looong time to run in debug mode.