<webview>: Support zoom in WebUI

content/browser/browser_plugin/browser_plugin_guest_manager.cc

 // Copyright (c) 2013 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/browser/browser_plugin/browser_plugin_guest_manager.h"
 
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 #include "content/browser/browser_plugin/browser_plugin_host_factory.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
@@ skipping 206 matching lines @@
 // otherwise the ACK is handled by the guest.
 void BrowserPluginGuestManager::OnUnhandledSwapBuffersACK(
     int instance_id,
     const FrameHostMsg_BuffersSwappedACK_Params& params) {
   BrowserPluginGuest::AcknowledgeBufferPresent(params.gpu_route_id,
                                                params.gpu_host_id,
                                                params.mailbox_name,
                                                params.sync_point);
 }
 
+void BrowserPluginGuestManager::GetGuests(
+    WebContentsImpl* embedder_web_contents,
+    base::Callback<void(BrowserPluginGuest*)> callback) {
+  for (GuestInstanceMap::iterator it =
+           guest_web_contents_by_instance_id_.begin();
+               it != guest_web_contents_by_instance_id_.end(); ++it) {

[nasko, 2014/01/06 21:58:40]

nit: indent should match GuestInstanceMap.

[Fady Samuel, 2014/01/08 19:42:43]

Done.

+    BrowserPluginGuest* guest = it->second->GetBrowserPluginGuest();
+    if (embedder_web_contents != guest->embedder_web_contents())
+      continue;
+    callback.Run(guest);
+  }
+}
+
 void BrowserPluginGuestManager::DidSendScreenRects(
     WebContentsImpl* embedder_web_contents) {
   // TODO(lazyboy): Generalize iterating over guest instances and performing
   // actions on the guests.
   for (GuestInstanceMap::iterator it =
            guest_web_contents_by_instance_id_.begin();
                it != guest_web_contents_by_instance_id_.end(); ++it) {
     BrowserPluginGuest* guest = it->second->GetBrowserPluginGuest();
     if (embedder_web_contents == guest->embedder_web_contents()) {
       static_cast<RenderViewHostImpl*>(
@@ skipping 19 matching lines @@
     BrowserPluginGuest* guest = it->second->GetBrowserPluginGuest();
     if (embedder_web_contents == guest->embedder_web_contents()) {
       if (guest->UnlockMouseIfNecessary(event))
         return true;
     }
   }
   return false;
 }
 
 }  // namespace content