Fix InputConnection.deleteSurroundingText()

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index fecee3060bd411b412092beacdd47a318f315e84..a3a9b0676abd43423fdc6f912cd4312ac322ca9b 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -1404,6 +1404,7 @@ bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(InputMsg_ReplaceMisspelling, OnReplaceMisspelling)
     IPC_MESSAGE_HANDLER(InputMsg_ExtendSelectionAndDelete,
                         OnExtendSelectionAndDelete)
+    IPC_MESSAGE_HANDLER(InputMsg_DeleteSurroundingText, OnDeleteSurroundingText)
     IPC_MESSAGE_HANDLER(InputMsg_SetCompositionFromExistingText,
                         OnSetCompositionFromExistingText)
     IPC_MESSAGE_HANDLER(InputMsg_ExecuteNoValueEditCommand,
@@ -1965,6 +1966,14 @@ void RenderFrameImpl::OnExtendSelectionAndDelete(int before, int after) {
   frame_->extendSelectionAndDelete(before, after);
 }
 
+void RenderFrameImpl::OnDeleteSurroundingText(int before, int after) {
+  if (!GetRenderWidget()->ShouldHandleImeEvent())
+    return;
+
+  ImeEventGuard guard(GetRenderWidget());
+  frame_->deleteSurroundingText(before, after);
+}
+
 void RenderFrameImpl::OnSetAccessibilityMode(AccessibilityMode new_mode) {
   if (accessibility_mode_ == new_mode)
     return;