bindings: Add ToV8() overload for HeapVector<std::pair<String, T>>.

third_party/WebKit/Source/bindings/core/v8/ToV8Test.cpp

Index: third_party/WebKit/Source/bindings/core/v8/ToV8Test.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/ToV8Test.cpp b/third_party/WebKit/Source/bindings/core/v8/ToV8Test.cpp
index b539ccf75d98cf5acdd45601ece98c42a5527083..24aceb62c10f95cf59a79d2473ca3a7fda19c704 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ToV8Test.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/ToV8Test.cpp
@@ -204,15 +204,15 @@ TEST(ToV8Test, basicTypeVectors) {
   TEST_TOV8("true,true,false", boolVector);
 }
 
-TEST(ToV8Test, dictionaryVector) {
+TEST(ToV8Test, pairVector) {
   V8TestingScope scope;
-  Vector<std::pair<String, int>> dictionary;
-  dictionary.push_back(std::make_pair("one", 1));
-  dictionary.push_back(std::make_pair("two", 2));
-  TEST_TOV8("[object Object]", dictionary);
+  Vector<std::pair<String, int>> pairVector;
+  pairVector.push_back(std::make_pair("one", 1));
+  pairVector.push_back(std::make_pair("two", 2));
+  TEST_TOV8("[object Object]", pairVector);
   v8::Local<v8::Context> context = scope.getScriptState()->context();
   v8::Local<v8::Object> result =
-      ToV8(dictionary, context->Global(), scope.isolate())
+      ToV8(pairVector, context->Global(), scope.isolate())
           ->ToObject(context)
           .ToLocalChecked();
   v8::Local<v8::Value> one =
@@ -223,6 +223,30 @@ TEST(ToV8Test, dictionaryVector) {
   EXPECT_EQ(2, two->NumberValue(context).FromJust());
 }
 
+TEST(ToV8Test, pairHeapVector) {
+  V8TestingScope scope;
+  HeapVector<std::pair<String, Member<GarbageCollectedScriptWrappable>>>
+      pairHeapVector;
+  pairHeapVector.push_back(
+      std::make_pair("one", new GarbageCollectedScriptWrappable("foo")));
+  pairHeapVector.push_back(
+      std::make_pair("two", new GarbageCollectedScriptWrappable("bar")));
+  TEST_TOV8("[object Object]", pairHeapVector);
+  v8::Local<v8::Context> context = scope.getScriptState()->context();
+  v8::Local<v8::Object> result =
+      ToV8(pairHeapVector, context->Global(), scope.isolate())
+          ->ToObject(context)
+          .ToLocalChecked();
+  v8::Local<v8::Value> one =
+      result->Get(context, v8String(scope.isolate(), "one")).ToLocalChecked();
+  EXPECT_TRUE(one->IsObject());
+  EXPECT_EQ(String("foo"), toCoreString(one->ToString()));
+  v8::Local<v8::Value> two =
+      result->Get(context, v8String(scope.isolate(), "two")).ToLocalChecked();
+  EXPECT_TRUE(two->IsObject());
+  EXPECT_EQ(String("bar"), toCoreString(two->ToString()));
+}
+
 TEST(ToV8Test, stringVectorVector) {
   V8TestingScope scope;