CMake: Update CMakeLists for new upstream changes.

panda/src/display/CMakeLists.txt

@@ -23,6 +23,7 @@ set(P3DISPLAY_HEADERS
   lru.h
   nativeWindowHandle.I nativeWindowHandle.h
   parasiteBuffer.I parasiteBuffer.h
+  pStatGPUTimer.I pStatGPUTimer.h
   windowHandle.I windowHandle.h
   windowProperties.I windowProperties.h
   renderBuffer.h

panda/src/gobj/CMakeLists.txt

@@ -31,6 +31,7 @@ set(P3GOBJ_HEADERS
   geomVertexWriter.h geomVertexWriter.I
   indexBufferContext.I indexBufferContext.h
   internalName.I internalName.h
+  internalName_ext.h internalName_ext.cxx
   lens.h lens.I
   material.I material.h materialPool.I materialPool.h
   matrixLens.I matrixLens.h
@@ -54,6 +55,7 @@ set(P3GOBJ_HEADERS
   textureReloadRequest.I textureReloadRequest.h
   textureStage.I textureStage.h
   textureStagePool.I textureStagePool.h
+  timerQueryContext.I timerQueryContext.h
   transformBlend.I transformBlend.h
   transformBlendTable.I transformBlendTable.h
   transformTable.I transformTable.h
@@ -125,6 +127,7 @@ set(P3GOBJ_SOURCES
   textureReloadRequest.cxx
   textureStage.cxx
   textureStagePool.cxx
+  timerQueryContext.cxx
   transformBlend.cxx
   transformBlendTable.cxx
   transformTable.cxx