Use string pools in some dictionaries

core/fpdfdoc/cpdf_formfield_unittest.cpp

Index: core/fpdfdoc/cpdf_formfield_unittest.cpp
diff --git a/core/fpdfdoc/cpdf_formfield_unittest.cpp b/core/fpdfdoc/cpdf_formfield_unittest.cpp
index 34c70caad2e5c84cbce27321cacbb7f5e26c2ad7..eb7a5927e68846890e939bd702c073d2d121b5e1 100644
--- a/core/fpdfdoc/cpdf_formfield_unittest.cpp
+++ b/core/fpdfdoc/cpdf_formfield_unittest.cpp
@@ -12,25 +12,29 @@ TEST(cpdf_formfield, FPDF_GetFullName) {
   EXPECT_TRUE(name.IsEmpty());
 
   CPDF_IndirectObjectHolder obj_holder;
-  CPDF_Dictionary* root = new CPDF_Dictionary;
+  CPDF_Dictionary* root =
+      new CPDF_Dictionary(CFX_WeakPtr<CFX_ByteStringPool>());
   obj_holder.AddIndirectObject(root);
   root->SetNameFor("T", "foo");
   name = FPDF_GetFullName(root);
   EXPECT_STREQ("foo", name.UTF8Encode().c_str());
 
-  CPDF_Dictionary* dict1 = new CPDF_Dictionary;
+  CPDF_Dictionary* dict1 =
+      new CPDF_Dictionary(CFX_WeakPtr<CFX_ByteStringPool>());
   root->SetReferenceFor("Parent", &obj_holder,
                         obj_holder.AddIndirectObject(dict1));
   dict1->SetNameFor("T", "bar");
   name = FPDF_GetFullName(root);
   EXPECT_STREQ("bar.foo", name.UTF8Encode().c_str());
 
-  CPDF_Dictionary* dict2 = new CPDF_Dictionary;
+  CPDF_Dictionary* dict2 =
+      new CPDF_Dictionary(CFX_WeakPtr<CFX_ByteStringPool>());
   dict1->SetFor("Parent", dict2);
   name = FPDF_GetFullName(root);
   EXPECT_STREQ("bar.foo", name.UTF8Encode().c_str());
 
-  CPDF_Dictionary* dict3 = new CPDF_Dictionary;
+  CPDF_Dictionary* dict3 =
+      new CPDF_Dictionary(CFX_WeakPtr<CFX_ByteStringPool>());
   dict2->SetReferenceFor("Parent", &obj_holder,
                          obj_holder.AddIndirectObject(dict3));
   dict3->SetNameFor("T", "qux");