WTF::Vector: Fix primitive types identified as not safe to memcpy.

third_party/WebKit/Source/wtf/VectorTest.cpp

Index: third_party/WebKit/Source/wtf/VectorTest.cpp
diff --git a/third_party/WebKit/Source/wtf/VectorTest.cpp b/third_party/WebKit/Source/wtf/VectorTest.cpp
index f0d164d3aac1608a63f989e6e4eda09842288021..74b08ca5bdc19e93e4113672f360496a65966b2a 100644
--- a/third_party/WebKit/Source/wtf/VectorTest.cpp
+++ b/third_party/WebKit/Source/wtf/VectorTest.cpp
@@ -688,6 +688,14 @@ TEST(VectorTest, InitializerList)
     EXPECT_EQ(3, vector3[2]);
 }
 
+static_assert(VectorTraits<int>::canCopyWithMemcpy, "int should be copied with memcopy.");
+static_assert(VectorTraits<char>::canCopyWithMemcpy, "char should be copied with memcpy.");
+static_assert(VectorTraits<LChar>::canCopyWithMemcpy, "LChar should be copied with memcpy.");
+static_assert(VectorTraits<UChar>::canCopyWithMemcpy, "UChar should be copied with memcpy.");
+
+class UnknownType;
+static_assert(VectorTraits<UnknownType*>::canCopyWithMemcpy, "Pointers should be copied with memcpy.");
+
 } // anonymous namespace
 
 } // namespace WTF