IDL: Support default values for dictionary members of union types

Source/bindings/tests/results/core/V8TestDictionary.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
 
 #include "config.h"
 #include "V8TestDictionary.h"
 
 #include "bindings/core/v8/ExceptionState.h"
@@ skipping 188 matching lines @@
         impl.setObjectOrNullMemberToNull();
     } else {
         ScriptValue objectOrNullMember = ScriptValue(ScriptState::current(isolate), objectOrNullMemberValue);
         if (!objectOrNullMember.isObject()) {
             exceptionState.throwTypeError("member objectOrNullMember is not an object.");
             return;
         }
         impl.setObjectOrNullMember(objectOrNullMember);
     }
 
+    v8::Local<v8::Value> otherDoubleOrStringMemberValue = v8Object->Get(v8String(isolate, "otherDoubleOrStringMember"));
+    if (block.HasCaught()) {
+        exceptionState.rethrowV8Exception(block.Exception());
+        return;
+    }
+    if (otherDoubleOrStringMemberValue.IsEmpty() || otherDoubleOrStringMemberValue->IsUndefined()) {
+        // Do nothing.
+    } else {
+        DoubleOrString otherDoubleOrStringMember;
+        TONATIVE_VOID_EXCEPTIONSTATE_ARGINTERNAL(V8DoubleOrString::toImpl(isolate, otherDoubleOrStringMemberValue, otherDoubleOrStringMember, exceptionState), exceptionState);
+        impl.setOtherDoubleOrStringMember(otherDoubleOrStringMember);
+    }
+
     v8::Local<v8::Value> restrictedDoubleMemberValue = v8Object->Get(v8String(isolate, "restrictedDoubleMember"));
     if (block.HasCaught()) {
         exceptionState.rethrowV8Exception(block.Exception());
         return;
     }
     if (restrictedDoubleMemberValue.IsEmpty() || restrictedDoubleMemberValue->IsUndefined()) {
         // Do nothing.
     } else {
         TONATIVE_VOID_EXCEPTIONSTATE(double, restrictedDoubleMember, toRestrictedDouble(restrictedDoubleMemberValue, exceptionState), exceptionState);
         impl.setRestrictedDoubleMember(restrictedDoubleMember);
@@ skipping 216 matching lines @@
     }
 
     if (impl.hasDoubleOrNullMember()) {
         dictionary->Set(v8String(isolate, "doubleOrNullMember"), v8::Number::New(isolate, impl.doubleOrNullMember()));
     } else {
         dictionary->Set(v8String(isolate, "doubleOrNullMember"), v8::Null(isolate));
     }
 
     if (impl.hasDoubleOrStringMember()) {
         dictionary->Set(v8String(isolate, "doubleOrStringMember"), toV8(impl.doubleOrStringMember(), creationContext, isolate));
+    } else {
+        dictionary->Set(v8String(isolate, "doubleOrStringMember"), toV8(DoubleOrString::fromDouble(3.14), creationContext, isolate));
     }
 
     if (impl.hasElementOrNullMember()) {
         dictionary->Set(v8String(isolate, "elementOrNullMember"), toV8(impl.elementOrNullMember(), creationContext, isolate));
     }
 
     if (impl.hasEnumMember()) {
         dictionary->Set(v8String(isolate, "enumMember"), v8String(isolate, impl.enumMember()));
     } else {
         dictionary->Set(v8String(isolate, "enumMember"), v8String(isolate, String("foo")));
@@ skipping 16 matching lines @@
     if (impl.hasObjectMember()) {
         ASSERT(impl.objectMember().isObject());
         dictionary->Set(v8String(isolate, "objectMember"), impl.objectMember().v8Value());
     }
 
     if (impl.hasObjectOrNullMember()) {
         ASSERT(impl.objectOrNullMember().isObject());
         dictionary->Set(v8String(isolate, "objectOrNullMember"), impl.objectOrNullMember().v8Value());
     }
 
+    if (impl.hasOtherDoubleOrStringMember()) {
+        dictionary->Set(v8String(isolate, "otherDoubleOrStringMember"), toV8(impl.otherDoubleOrStringMember(), creationContext, isolate));
+    } else {
+        dictionary->Set(v8String(isolate, "otherDoubleOrStringMember"), toV8(DoubleOrString::fromString(String("default string value")), creationContext, isolate));
+    }
+
     if (impl.hasRestrictedDoubleMember()) {
         dictionary->Set(v8String(isolate, "restrictedDoubleMember"), v8::Number::New(isolate, impl.restrictedDoubleMember()));
     } else {
         dictionary->Set(v8String(isolate, "restrictedDoubleMember"), v8::Number::New(isolate, 3.14));
     }
 
     if (impl.hasStringArrayMember()) {
         dictionary->Set(v8String(isolate, "stringArrayMember"), toV8(impl.stringArrayMember(), creationContext, isolate));
     }
 
@@ skipping 52 matching lines @@
 }
 
 TestDictionary NativeValueTraits<TestDictionary>::nativeValue(const v8::Local<v8::Value>& value, v8::Isolate* isolate, ExceptionState& exceptionState)
 {
     TestDictionary impl;
     V8TestDictionary::toImpl(isolate, value, impl, exceptionState);
     return impl;
 }
 
 } // namespace blink