base->rtc_base: Update .c, .mm and .java files.

TBR=kwiberg@webrtc.org
BUG=webrtc:7634

Review-Url: https://codereview.webrtc.org/2974613003
Cr-Commit-Position: refs/heads/master@{#18926}
diff --git a/webrtc/sdk/objc/Framework/UnitTests/RTCMTLVideoViewTests.mm b/webrtc/sdk/objc/Framework/UnitTests/RTCMTLVideoViewTests.mm
index 63c59ff..a978498 100644
--- a/webrtc/sdk/objc/Framework/UnitTests/RTCMTLVideoViewTests.mm
+++ b/webrtc/sdk/objc/Framework/UnitTests/RTCMTLVideoViewTests.mm
@@ -11,7 +11,7 @@
 #import <Foundation/Foundation.h>
 #import <OCMock/OCMock.h>
 
-#include "webrtc/base/gunit.h"
+#include "webrtc/rtc_base/gunit.h"
 
 #include <Metal/RTCMTLNV12Renderer.h>
 #include <WebRTC/RTCMTLVideoView.h>