Use v8::MicrotasksScope internally in V8RecursionScope.

third_party/WebKit/Source/bindings/core/v8/ReadableStreamOperationsTest.cpp

Index: third_party/WebKit/Source/bindings/core/v8/ReadableStreamOperationsTest.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/ReadableStreamOperationsTest.cpp b/third_party/WebKit/Source/bindings/core/v8/ReadableStreamOperationsTest.cpp
index 3a68a79691b79b488033b24542e14a7f1f1504d2..ba889fef8d8436b41bc85f095aa72ac330b0abc2 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ReadableStreamOperationsTest.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/ReadableStreamOperationsTest.cpp
@@ -12,6 +12,7 @@
 #include "bindings/core/v8/V8BindingForTesting.h"
 #include "bindings/core/v8/V8BindingMacros.h"
 #include "bindings/core/v8/V8IteratorResultValue.h"
+#include "bindings/core/v8/V8RecursionScope.h"
 #include "bindings/core/v8/V8ThrowException.h"
 #include "core/dom/Document.h"
 #include "core/streams/ReadableStreamController.h"
@@ -138,7 +139,7 @@ public:
     ~ReadableStreamOperationsTest() override
     {
         // Execute all pending microtasks
-        isolate()->RunMicrotasks();
+        v8::MicrotasksScope::PerformCheckpoint(isolate());
         EXPECT_FALSE(m_block.HasCaught());
     }
 
@@ -149,6 +150,7 @@ public:
     {
         v8::Local<v8::String> source;
         v8::Local<v8::Script> script;
+        V8RecursionScope::MicrotaskSuppression microtasks(isolate());
         if (!v8Call(v8::String::NewFromUtf8(isolate(), s, v8::NewStringType::kNormal), source)) {
             ADD_FAILURE();
             return ScriptValue();
@@ -253,12 +255,12 @@ TEST_F(ReadableStreamOperationsTest, Read)
         Function::createFunction(getScriptState(), it2),
         NotReached::createFunction(getScriptState()));
 
-    isolate()->RunMicrotasks();
+    v8::MicrotasksScope::PerformCheckpoint(isolate());
     EXPECT_FALSE(it1->isSet());
     EXPECT_FALSE(it2->isSet());
 
     ASSERT_FALSE(evalWithPrintingError("controller.enqueue('hello')").isEmpty());
-    isolate()->RunMicrotasks();
+    v8::MicrotasksScope::PerformCheckpoint(isolate());
     EXPECT_TRUE(it1->isSet());
     EXPECT_TRUE(it1->isValid());
     EXPECT_FALSE(it1->isDone());
@@ -266,7 +268,7 @@ TEST_F(ReadableStreamOperationsTest, Read)
     EXPECT_FALSE(it2->isSet());
 
     ASSERT_FALSE(evalWithPrintingError("controller.close()").isEmpty());
-    isolate()->RunMicrotasks();
+    v8::MicrotasksScope::PerformCheckpoint(isolate());
     EXPECT_TRUE(it1->isSet());
     EXPECT_TRUE(it1->isValid());
     EXPECT_FALSE(it1->isDone());
@@ -309,7 +311,7 @@ TEST_F(ReadableStreamOperationsTest, CreateReadableStreamWithCustomUnderlyingSou
     ReadableStreamOperations::read(getScriptState(), reader).then(Function::createFunction(getScriptState(), it2), NotReached::createFunction(getScriptState()));
     ReadableStreamOperations::read(getScriptState(), reader).then(Function::createFunction(getScriptState(), it3), NotReached::createFunction(getScriptState()));
 
-    isolate()->RunMicrotasks();
+    v8::MicrotasksScope::PerformCheckpoint(isolate());
 
     EXPECT_EQ(10, underlyingSource->desiredSize());
 
@@ -326,7 +328,7 @@ TEST_F(ReadableStreamOperationsTest, CreateReadableStreamWithCustomUnderlyingSou
     EXPECT_FALSE(it3->isSet());
 
     underlyingSource->close();
-    isolate()->RunMicrotasks();
+    v8::MicrotasksScope::PerformCheckpoint(isolate());
 
     EXPECT_TRUE(it3->isSet());
     EXPECT_TRUE(it3->isValid());