[InputEvent] Fill |data| field for 'input' event InsertText

third_party/WebKit/Source/core/editing/commands/TypingCommand.cpp

Index: third_party/WebKit/Source/core/editing/commands/TypingCommand.cpp
diff --git a/third_party/WebKit/Source/core/editing/commands/TypingCommand.cpp b/third_party/WebKit/Source/core/editing/commands/TypingCommand.cpp
index 03a4cfbed4e1c5db5179a9591c2dcd97316b8410..fa602d7580e1faa4f122ee51ce950f18ab23214f 100644
--- a/third_party/WebKit/Source/core/editing/commands/TypingCommand.cpp
+++ b/third_party/WebKit/Source/core/editing/commands/TypingCommand.cpp
@@ -122,6 +122,20 @@ void TypingCommand::forwardDeleteKeyPressed(Document& document, EditingState* ed
     TypingCommand::create(document, ForwardDeleteKey, "", options, granularity)->apply();
 }
 
+String TypingCommand::textOfLastCommand() const
+{
+    if (m_commands.isEmpty())
+        return m_textToInsert;
+    if (!m_commands.last()->isCompositeEditCommand())
+        return emptyString();
+
+    const CompositeEditCommand* command = toCompositeEditCommand(m_commands.last());
+    if (!command->isInsertTextCommand())
+        return emptyString();
+
+    return toInsertTextCommand(command)->m_text;
+}
+
 void TypingCommand::updateSelectionIfDifferentFromCurrentSelection(TypingCommand* typingCommand, LocalFrame* frame)
 {
     DCHECK(frame);