Rename ClientDimensions to ClientResolution and add pixel-size and DPI fields.

remoting/host/host_mock_objects.h

Index: remoting/host/host_mock_objects.h
diff --git a/remoting/host/host_mock_objects.h b/remoting/host/host_mock_objects.h
index 1c32dab78293afd503f80e7f8e07469bf7d8bb36..1c4e88e6a278aebd84d0a66127db49a44bfc5ceb 100644
--- a/remoting/host/host_mock_objects.h
+++ b/remoting/host/host_mock_objects.h
@@ -94,8 +94,9 @@ class MockClientSessionEventHandler : public ClientSession::EventHandler {
       ClientSession* client,
       const std::string& channel_name,
       const protocol::TransportRoute& route));
-  MOCK_METHOD2(OnClientDimensionsChanged, void(ClientSession* client,
-                                               const SkISize& size));
+  MOCK_METHOD3(OnClientResolutionChanged, void(ClientSession* client,
+                                               const SkISize& size,
+                                               const SkIPoint& dpi));
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockClientSessionEventHandler);