Disable GLFW_INSTALL

- the dawn_glfw target is not installed anymore, it can only be consumed from build tree.

Change-Id: I71390046dc4b4f4b70cbacd452800748b98d6408
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/194933
Commit-Queue: Jaswant Panchumarti <jaswant.panchumarti@kitware.com>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
diff --git a/third_party/CMakeLists.txt b/third_party/CMakeLists.txt
index 2cea3b2..11910b9 100644
--- a/third_party/CMakeLists.txt
+++ b/third_party/CMakeLists.txt
@@ -88,6 +88,7 @@
     set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
     set(GLFW_BUILD_X11 ${DAWN_USE_X11} CACHE BOOL "" FORCE)
     set(GLFW_BUILD_WAYLAND ${DAWN_USE_WAYLAND} CACHE BOOL "" FORCE)
+    set(GLFW_INSTALL OFF CACHE BOOL "" FORCE)
 
     message(STATUS "Dawn: using GLFW at ${DAWN_GLFW_DIR}")
     add_subdirectory(${DAWN_GLFW_DIR} "${CMAKE_CURRENT_BINARY_DIR}/glfw")