delete flaky test MultithreadedParallelIsolates

BUG=3215
LOG=N

Review URL: https://codereview.chromium.org/855333002

Cr-Commit-Position: refs/heads/master@{#26136}

test/cctest/cctest.status

@@ -169,13 +169,10 @@
 ['asan == True', {
   # Skip tests not suitable for ASAN.
   'test-assembler-x64/AssemblerX64XchglOperations': [SKIP],
-  'test-lockers/MultithreadedParallelIsolates': [SKIP],
 }],  # 'asan == True'
 
 ##############################################################################
 ['no_snap == True', {
-  # BUG(3215)
-  'test-lockers/MultithreadedParallelIsolates': [PASS, FAIL, TIMEOUT],
 }],  # 'no_snap == True'
 
 ##############################################################################
@@ -195,9 +192,6 @@
   # BUG(3005).
   'test-alloc/CodeRange': [PASS, FAIL],
 
-  # BUG(3215). Crashes on windows.
-  'test-lockers/MultithreadedParallelIsolates': [SKIP],
-
   # BUG(3331). Fails on windows.
   'test-heap/NoWeakHashTableLeakWithIncrementalMarking': [SKIP],
 
@@ -315,7 +309,6 @@
   # NaCl builds have problems with threaded tests since Pepper_28.
   # V8 Issue 2786
   'test-api/Threading1': [SKIP],
-  'test-lockers/MultithreadedParallelIsolates': [SKIP],
   'test-lockers/ExtensionsRegistration': [SKIP],
 
   # These tests fail as there is no /tmp directory in Native Client.

test/cctest/test-lockers.cc

@@ -221,42 +221,6 @@ TEST(IsolateLockingStress) {
   isolate->Dispose();
 }
 
-class IsolateNonlockingThread : public JoinableThread {
- public:
-  IsolateNonlockingThread() : JoinableThread("IsolateNonlockingThread") {}
-
-  virtual void Run() {
-    v8::Isolate* isolate = v8::Isolate::New();
-    {
-      v8::Isolate::Scope isolate_scope(isolate);
-      v8::HandleScope handle_scope(isolate);
-      v8::Handle<v8::Context> context = v8::Context::New(isolate);
-      v8::Context::Scope context_scope(context);
-      CHECK_EQ(isolate, v8::internal::Isolate::Current());
-      CalcFibAndCheck();
-    }
-    isolate->Dispose();
-  }
- private:
-};
-
-
-// Run many threads each accessing its own isolate without locking
-TEST(MultithreadedParallelIsolates) {
-#if V8_TARGET_ARCH_ARM || V8_TARGET_ARCH_MIPS
-  const int kNThreads = 10;
-#elif V8_TARGET_ARCH_X64 && V8_TARGET_ARCH_32_BIT
-  const int kNThreads = 4;
-#else
-  const int kNThreads = 50;
-#endif
-  i::List<JoinableThread*> threads(kNThreads);
-  for (int i = 0; i < kNThreads; i++) {
-    threads.Add(new IsolateNonlockingThread());
-  }
-  StartJoinAndDeleteThreads(threads);
-}
-
 
 class IsolateNestedLockingThread : public JoinableThread {
  public: