Reworked the plumbing required to pass the client resolution to the desktop resizer.

remoting/host/ipc_session_controller.cc

Index: remoting/host/ipc_session_controller.cc
diff --git a/remoting/host/ipc_session_controller.cc b/remoting/host/ipc_session_controller.cc
index e925038e1836c7d2fb7e7943b4e34cd05eb4a1ba..d82be6068dc65019780a5a68033ea0d2ff97c1ea 100644
--- a/remoting/host/ipc_session_controller.cc
+++ b/remoting/host/ipc_session_controller.cc
@@ -17,10 +17,9 @@ IpcSessionController::IpcSessionController(
 IpcSessionController::~IpcSessionController() {
 }
 
-void IpcSessionController::OnClientResolutionChanged(
-    const SkIPoint& client_dpi,
-    const SkISize& client_size) {
-  NOTIMPLEMENTED();
+void IpcSessionController::SetScreenResolution(
+    const ScreenResolution& resolution) {
+  desktop_session_proxy_->SetScreenResolution(resolution);
 }
 
 }  // namespace remoting