Convert SetIsIncognitoProcess to use mojo.

content/common/renderer.mojom

 // Copyright 2016 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.
 
 module content.mojom;
 
 import "content/common/native_types.mojom";
 import "ipc/ipc.mojom";
 import "ui/gfx/geometry/mojo/geometry.mojom";
 import "ui/gfx/mojo/icc_profile.mojom";
@@ skipping 116 matching lines @@
   float autoscroll_button_delay;
   bool jump_on_track_click;
   ScrollerStyle preferred_scroller_style;
   bool redraw;
   ScrollbarButtonsPlacement button_placement;
 };
 
 // The primordial Channel-associated interface implemented by a render process.
 // This should be used for implementing browser-to-renderer control messages
 // which need to retain FIFO with respect to legacy IPC messages.
+//                                                                              
+// See also chrome.mojom.Renderer defined in chrome/common/renderer.mojom.

[Ken Rockot(use gerrit already), 2016/12/01 18:46:30]

Please omit this comment. We shouldn't be referring to chrome/ within content/,
even for documentation. I'm sure there are extant violations of that rule, but
let's not add more.

[nigeltao1, 2016/12/02 05:36:54]

Done.

 interface Renderer {
   // Tells the renderer to create a new view.
   CreateView(CreateViewParams params);
 
   // Tells the renderer to create a new RenderFrame.
   CreateFrame(CreateFrameParams params);
 
   // Tells the renderer to create a new RenderFrameProxy object with
   // |routing_id|.  |render_view_routing_id| identifies the
   // RenderView to be associated with this proxy.  The new proxy's opener should
@@ skipping 19 matching lines @@
   UpdateScrollbarTheme(UpdateScrollbarThemeParams params);
 
   // Notification that the OS X Aqua color preferences changed.
   OnSystemColorsChanged(int32 aqua_color_variant, string highlight_text_color,
                         string highlight_color);
 
   // Tells the renderer to empty its plugin list cache, optional reloading
   // pages containing plugins.
   PurgePluginListCache(bool reload_pages);
 };