Remove manual references to exe_and_shlib_deps

After [1], a manual dependency on exe_and_shlib_deps is no longer necessary
since it's automatically added.  This CL removes all remaining manual references
to exe_and_shlib_deps.

[1] https://chromium.googlesource.com/chromium/src.git/+/d7ed1f0a9c28c932fddc834ca5de44f28266c7f5

BUG=chromium:845700
R=tommi@webrtc.org

Change-Id: I92942bc08c0e34c5c39df3c71f56f89476f8d95c
Reviewed-on: https://webrtc-review.googlesource.com/83061
Commit-Queue: Tommi <tommi@webrtc.org>
Reviewed-by: Tommi <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23573}
diff --git a/webrtc.gni b/webrtc.gni
index a71d8e7..bdbc2dd 100644
--- a/webrtc.gni
+++ b/webrtc.gni
@@ -440,10 +440,7 @@
     configs += invoker.configs
     configs -= rtc_remove_configs
     configs -= invoker.suppressed_configs
-    deps = [
-      "//build/config:exe_and_shlib_deps",
-    ]
-    deps += invoker.deps
+    deps = invoker.deps
 
     public_configs = [
       rtc_common_inherited_config,