Update TextSelection for non-user initiated events

content/renderer/pepper/pepper_plugin_instance_impl.cc

 // Copyright (c) 2012 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.
 
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bit_cast.h"
@@ skipping 1364 matching lines @@
   else if (bound_graphics_3d_.get())
     bound_graphics_3d_->ViewInitiatedPaint();
   else if (bound_compositor_)
     bound_compositor_->ViewInitiatedPaint();
 }
 
 void PepperPluginInstanceImpl::SetSelectedText(
     const base::string16& selected_text) {
   selected_text_ = selected_text;
   gfx::Range range(0, selected_text.length());
-  render_frame_->SetSelectedText(selected_text, 0, range);
+  render_frame_->SetSelectedText(selected_text, 0, range, true);

[nasko, 2017/05/04 16:10:24]

Is it not possible for script running in a plugin to create a selection without
user input?

[Peter Varga, 2017/05/04 16:33:45]

I suppose it is possible but I wanted to keep the original behavior since I'm
not really familiar with the pepper plugin stuff and I didn't want to brake
anything.

 }
 
 void PepperPluginInstanceImpl::SetLinkUnderCursor(const std::string& url) {
   link_under_cursor_ = base::UTF8ToUTF16(url);
 }
 
 void PepperPluginInstanceImpl::SetTextInputType(ui::TextInputType type) {
   text_input_type_ = type;
   render_frame_->PepperTextInputTypeChanged(this);
 }
@@ skipping 2059 matching lines @@
     const cc::TextureMailbox& mailbox) const {
   auto it =
       std::find_if(texture_ref_counts_.begin(), texture_ref_counts_.end(),
                    [&mailbox](const TextureMailboxRefCount& ref_count) {
                      return ref_count.first.mailbox() == mailbox.mailbox();
                    });
   return it != texture_ref_counts_.end();
 }
 
 }  // namespace content