Move PerformanceBase to TaskRunnerTimer.

third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp

Index: third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
diff --git a/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp b/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
index 78ac9997ac67ec5fa01482e22b802f37df0c81e2..2cbe04647df76423697db029fa893b958c932f16 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
+++ b/third_party/WebKit/Source/core/timing/PerformanceBaseTest.cpp
@@ -6,6 +6,7 @@
 
 #include "bindings/core/v8/PerformanceObserverCallback.h"
 #include "bindings/core/v8/V8BindingForTesting.h"
+#include "core/dom/TaskRunnerHelper.h"
 #include "core/testing/DummyPageHolder.h"
 #include "core/testing/NullExecutionContext.h"
 #include "core/timing/PerformanceBase.h"
@@ -19,7 +20,11 @@ namespace blink {
 
 class TestPerformanceBase : public PerformanceBase {
  public:
-  TestPerformanceBase() : PerformanceBase(0) {}
+  explicit TestPerformanceBase(ScriptState* scriptState)
+      : PerformanceBase(
+            0,
+            TaskRunnerHelper::get(TaskType::PerformanceTimeline, scriptState)) {
+  }
   ~TestPerformanceBase() {}
 
   ExecutionContext* getExecutionContext() const override { return nullptr; }
@@ -40,7 +45,7 @@ class PerformanceBaseTest : public ::testing::Test {
   void initialize(ScriptState* scriptState) {
     v8::Local<v8::Function> callback =
         v8::Function::New(scriptState->context(), nullptr).ToLocalChecked();
-    m_base = new TestPerformanceBase();
+    m_base = new TestPerformanceBase(scriptState);
     m_cb = PerformanceObserverCallback::create(scriptState, callback);
     m_observer = PerformanceObserver::create(scriptState->getExecutionContext(),
                                              m_base, m_cb);