Disable stress-incremental-marking flag for tests using a lot of memory.

These tests are currently failing on TSAN bot with OOM when running
with the stress-incremental-marking flag.

Bug: v8:6924
Change-Id: I50b9a7142b2e8759f4bc327516f8c06ce1779777
Reviewed-on: https://chromium-review.googlesource.com/723427
Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#48693}

test/cctest/test-api.cc

@@ -25740,6 +25740,9 @@ TEST(StreamingScriptWithSourceMappingURLInTheMiddle) {
 
 
 TEST(NewStringRangeError) {
+  // This test uses a lot of memory and fails with flaky OOM when run
+  // with --stress-incremental-marking on TSAN.
+  i::FLAG_stress_incremental_marking = false;
   v8::Isolate* isolate = CcTest::isolate();
   v8::HandleScope handle_scope(isolate);
   const int length = i::String::kMaxLength + 1;

test/mjsunit/regress/regress-678917.js

@@ -2,7 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --max-old-space-size=1600
+// Flags: --max-old-space-size=1600 --nostress-incremental-marking
+
+// This test uses a lot of memory and fails with flaky OOM when run
+// with --stress-incremental-marking on TSAN.
 
 s1 = 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx';
 s1 += s1;

test/mjsunit/regress/regress-752764.js

@@ -2,7 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --allow-natives-syntax
+// Flags: --allow-natives-syntax --nostress-incremental-marking
+
+// This test uses a lot of memory and fails with flaky OOM when run
+// with --stress-incremental-marking on TSAN.
 
 a = "a".repeat(%StringMaxLength() - 3);
 assertThrows(() => new RegExp("a" + a), SyntaxError);