Implement custom element construction and some 'define' checks

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

Index: third_party/WebKit/Source/bindings/core/v8/ExceptionState.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/ExceptionState.cpp b/third_party/WebKit/Source/bindings/core/v8/ExceptionState.cpp
index 191f03d3b479194f68f80f5fbf6397e7c662c34c..6538e0f626b3769748737ba61683648c3d01c420 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ExceptionState.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/ExceptionState.cpp
@@ -58,12 +58,12 @@ void ExceptionState::reject(ScriptPromiseResolver* resolver)
 
 void ExceptionState::throwDOMException(const ExceptionCode& ec, const String& message)
 {
-    ASSERT(ec);
-    ASSERT(m_isolate);
-    ASSERT(!m_creationContext.IsEmpty());
+    DCHECK(ec);
+    DCHECK(m_isolate);
+    DCHECK(!m_creationContext.IsEmpty());
 
     // SecurityError is thrown via ::throwSecurityError, and _careful_ consideration must be given to the data exposed to JavaScript via the 'sanitizedMessage'.
-    ASSERT(ec != SecurityError);
+    DCHECK(ec != SecurityError);
 
     m_code = ec;
     String processedMessage = addExceptionContext(message);
@@ -73,8 +73,8 @@ void ExceptionState::throwDOMException(const ExceptionCode& ec, const String& me
 
 void ExceptionState::throwSecurityError(const String& sanitizedMessage, const String& unsanitizedMessage)
 {
-    ASSERT(m_isolate);
-    ASSERT(!m_creationContext.IsEmpty());
+    DCHECK(m_isolate);
+    DCHECK(!m_creationContext.IsEmpty());
     m_code = SecurityError;
     String finalSanitized = addExceptionContext(sanitizedMessage);
     m_message = finalSanitized;
@@ -96,21 +96,29 @@ void ExceptionState::setException(v8::Local<v8::Value> exception)
 
 void ExceptionState::throwException()
 {
-    ASSERT(!m_exception.isEmpty());
+    DCHECK(!m_exception.isEmpty());
     V8ThrowException::throwException(m_exception.newLocal(m_isolate), m_isolate);
 }
 
 void ExceptionState::throwTypeError(const String& message)
 {
-    ASSERT(m_isolate);
+    DCHECK(m_isolate);
     m_code = V8TypeError;
     m_message = message;
     setException(V8ThrowException::createTypeError(m_isolate, addExceptionContext(message)));
 }
 
+void ExceptionState::throwSyntaxError(const String& message)
+{
+    DCHECK(m_isolate);
+    m_code = V8SyntaxError;
+    m_message = message;
+    setException(V8ThrowException::createSyntaxError(m_isolate, addExceptionContext(message)));
+}
+
 void ExceptionState::throwRangeError(const String& message)
 {
-    ASSERT(m_isolate);
+    DCHECK(m_isolate);
     m_code = V8RangeError;
     m_message = message;
     setException(V8ThrowException::createRangeError(m_isolate, addExceptionContext(message)));
@@ -118,28 +126,35 @@ void ExceptionState::throwRangeError(const String& message)
 
 void NonThrowableExceptionState::throwDOMException(const ExceptionCode& ec, const String& message)
 {
-    ASSERT_NOT_REACHED();
+    NOTREACHED();
     m_code = ec;
     m_message = message;
 }
 
 void NonThrowableExceptionState::throwTypeError(const String& message)
 {
-    ASSERT_NOT_REACHED();
+    NOTREACHED();
     m_code = V8TypeError;
     m_message = message;
 }
 
 void NonThrowableExceptionState::throwSecurityError(const String& sanitizedMessage, const String&)
 {
-    ASSERT_NOT_REACHED();
+    NOTREACHED();
     m_code = SecurityError;
     m_message = sanitizedMessage;
 }
 
+void NonThrowableExceptionState::throwSyntaxError(const String& message)
+{
+    NOTREACHED();
+    m_code = V8SyntaxError;
+    m_message = message;
+}
+
 void NonThrowableExceptionState::throwRangeError(const String& message)
 {
-    ASSERT_NOT_REACHED();
+    NOTREACHED();
     m_code = V8RangeError;
     m_message = message;
 }
@@ -162,6 +177,12 @@ void TrackExceptionState::throwSecurityError(const String& sanitizedMessage, con
     m_message = sanitizedMessage;
 }
 
+void TrackExceptionState::throwSyntaxError(const String& message)
+{
+    m_code = V8SyntaxError;
+    m_message = message;
+}
+
 void TrackExceptionState::throwRangeError(const String& message)
 {
     m_code = V8RangeError;