Disable parallel compile for d3d11 compute

src/libANGLE/renderer/d3d/ProgramD3D.cpp

@@ -1952,9 +1952,24 @@ std::unique_ptr<LinkEvent> ProgramD3D::compileComputeExecutable(const gl::Contex
         return std::make_unique<LinkEventDone>(result);
     }
     auto computeTask = std::make_shared<GetComputeExecutableTask>(this);
-    return std::make_unique<ComputeProgramLinkEvent>(
-        infoLog, computeTask,
-        WorkerThreadPool::PostWorkerTask(context->getWorkerThreadPool(), computeTask));
+
+    std::shared_ptr<WaitableEvent> waitableEvent;
+
+    // TODO(jie.a.chen@intel.com): Fix the flaky bug.
+    // http://anglebug.com/3349
+    bool compileInParallel = false;
+    if (!compileInParallel)
+    {
+        (*computeTask)();
+        waitableEvent = std::make_shared<WaitableEventDone>();
+    }
+    else
+    {
+        waitableEvent =
+            WorkerThreadPool::PostWorkerTask(context->getWorkerThreadPool(), computeTask);
+    }
+
+    return std::make_unique<ComputeProgramLinkEvent>(infoLog, computeTask, waitableEvent);
 }
 
 angle::Result ProgramD3D::getComputeExecutableForImage2DBindLayout(

src/tests/gl_tests/ComputeShaderTest.cpp

@@ -103,9 +103,6 @@ void main()
 // It should be successful.
 TEST_P(ComputeShaderTest, DetachShaderAfterLinkSuccess)
 {
-    // Flaky crash on teardown, see http://anglebug.com/3349
-    ANGLE_SKIP_TEST_IF(IsD3D11() && IsIntel() && IsWindows());
-
     constexpr char kCS[] = R"(#version 310 es
 layout(local_size_x=1) in;
 void main()

src/tests/gl_tests/ParallelShaderCompileTest.cpp

@@ -383,7 +383,8 @@ class ParallelShaderCompileTestES31 : public ParallelShaderCompileTest
 TEST_P(ParallelShaderCompileTestES31, LinkAndDispatchManyPrograms)
 {
     // Flaky on Win NVIDIA D3D11. http://anglebug.com/3359
-    ANGLE_SKIP_TEST_IF(IsWindows() && IsNVIDIA() && IsD3D11());
+    // Suspectable to the flakyness of http://anglebug.com/3349.
+    ANGLE_SKIP_TEST_IF(IsWindows() && IsD3D11());
 
     ANGLE_SKIP_TEST_IF(!ensureParallelShaderCompileExtensionAvailable());