Use only DIPs size in ClientResolution.

remoting/proto/control.proto

Index: remoting/proto/control.proto
diff --git a/remoting/proto/control.proto b/remoting/proto/control.proto
index f6922f177ac13d268ef8680759b2ecb00bd2f9ef..72c843df48a2e44d1190056ceb8f8def59d65be6 100644
--- a/remoting/proto/control.proto
+++ b/remoting/proto/control.proto
@@ -11,13 +11,13 @@ option optimize_for = LITE_RUNTIME;
 package remoting.protocol;
 
 message ClientResolution {
-  // Legacy width and height of the client in Density-Independent Pixels
+  // Width and height of the client in Density-Independent Pixels
   optional int32 dips_width = 1;
   optional int32 dips_height = 2;
 
-  // Width and height of the client in device pixels.
-  optional int32 width = 3;
-  optional int32 height = 4;
+  // Deprecated width and height of the client in device pixels.
+  optional int32 width_deprecated = 3;
+  optional int32 height_deprecated = 4;
 
   // Horizontal and vertical DPI of the screen. If either of these is zero or
   // unset, the corresponding DPI should be assumed to be 96 (Windows' default)