Resizable emulator: enable multiple display configs in framebuffer

Bug: 196986384
Bug: 265182971
Change-Id: I0af1be86f131bd5dad4292652f7d5be80d860299
diff --git a/stream-servers/RendererImpl.cpp b/stream-servers/RendererImpl.cpp
index a52ad29..602dea9 100644
--- a/stream-servers/RendererImpl.cpp
+++ b/stream-servers/RendererImpl.cpp
@@ -677,17 +677,15 @@
 
 void RendererImpl::setDisplayConfigs(int configId, int w, int h,
                                      int dpiX, int dpiY) {
-    // TODO: need CP
-    (void)configId;
-    (void)w;
-    (void)h;
-    (void)dpiX;
-    (void)dpiY;
+    if (mRenderWindow) {
+        mRenderWindow->setDisplayConfigs(configId, w, h, dpiX, dpiY);
+    }
 }
 
 void RendererImpl::setDisplayActiveConfig(int configId) {
-    // TODO: need CP
-    (void)configId;
+    if (mRenderWindow) {
+        mRenderWindow->setDisplayActiveConfig(configId);
+    }
 }
 
 }  // namespace emugl