Migrate bindings constructors to the new ExceptionState model.

Source/bindings/v8/custom/V8FileCustom.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "V8File.h"
 
 #include "RuntimeEnabledFeatures.h"
+#include "bindings/v8/ExceptionState.h"
 #include "bindings/v8/custom/V8BlobCustomHelpers.h"
 #include "core/fileapi/BlobBuilder.h"
 
 namespace WebCore {
 
 void V8File::constructorCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
+    ExceptionState exceptionState(ExceptionState::ConstructionContext, "File", info.Holder(), info.GetIsolate());
+
     if (!RuntimeEnabledFeatures::fileConstructorEnabled()) {
-        throwTypeError("Illegal constructor", info.GetIsolate());
+        exceptionState.throwTypeError("Illegal constructor");
+        exceptionState.throwIfNeeded();
         return;
     }
 
     if (info.Length() < 2) {
-        throwTypeError("File constructor requires at least two arguments", info.GetIsolate());
+        exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(2, info.Length()));
+        exceptionState.throwIfNeeded();
         return;
     }
 
     uint32_t length = 0;
     if (info[0]->IsArray()) {
         length = v8::Local<v8::Array>::Cast(info[0])->Length();
     } else {
         const int sequenceArgumentIndex = 0;
         if (toV8Sequence(info[sequenceArgumentIndex], length, info.GetIsolate()).IsEmpty()) {
-            throwTypeError(ExceptionMessages::failedToConstruct("File", ExceptionMessages::notAnArrayTypeArgumentOrValue(sequenceArgumentIndex + 1)), info.GetIsolate());
+            exceptionState.throwTypeError(ExceptionMessages::notAnArrayTypeArgumentOrValue(sequenceArgumentIndex + 1));
+            exceptionState.throwIfNeeded();
             return;
         }
     }
 
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, fileName, info[1]);
 
     V8BlobCustomHelpers::ParsedProperties properties(true);
     if (info.Length() > 2) {
         if (!info[2]->IsObject()) {
-            throwTypeError(ExceptionMessages::failedToConstruct("File", "The 3rd argument is not of type Object."), info.GetIsolate());
+            exceptionState.throwTypeError("The 3rd argument is not of type Object.");
+            exceptionState.throwIfNeeded();
             return;
         }
 
-        if (!properties.parseBlobPropertyBag(info[2], "File", info.GetIsolate()))
+        if (!properties.parseBlobPropertyBag(info[2], "File", exceptionState, info.GetIsolate())) {
+            exceptionState.throwIfNeeded();
             return;
+        }
     } else {
         properties.setDefaultLastModified();
     }
 
     BlobBuilder blobBuilder;
     v8::Local<v8::Object> blobParts = v8::Local<v8::Object>::Cast(info[0]);
     if (!V8BlobCustomHelpers::processBlobParts(blobParts, length, properties.endings(), blobBuilder, info.GetIsolate()))
         return;
 
     RefPtr<File> file = blobBuilder.createFile(properties.contentType(), fileName, properties.lastModified());
@@ skipping 23 matching lines @@
     double lastModified = file->lastModifiedDate();
     if (!isValidFileTime(lastModified))
         lastModified = currentTimeMS();
 
     // lastModified returns a number, not a Date instance.
     // http://dev.w3.org/2006/webapi/FileAPI/#file-attrs
     v8SetReturnValue(info, floor(lastModified));
 }
 
 } // namespace WebCore