Disable new diagnostic formatter for a few tests I missed

Author: DougGregor

test/Driver/opt-remark.swift

@@ -1,7 +1,7 @@
 // RUN: %empty-directory(%t)
-// RUN: %target-swiftc_driver -O %s -o %t/throwaway 2>&1 | %FileCheck -allow-empty -check-prefix=DEFAULT %s
-// RUN: %target-swiftc_driver -O -Rpass=sil-inliner %s -o %t/throwaway 2>&1 | %FileCheck -check-prefix=REMARK_PASSED %s
-// RUN: %target-swiftc_driver -O -Rpass-missed=sil-inliner %s -o %t/throwaway 2>&1 | %FileCheck -check-prefix=REMARK_MISSED %s
+// RUN: %target-swiftc_driver -O %s -o %t/throwaway -diagnostic-style llvm 2>&1 | %FileCheck -allow-empty -check-prefix=DEFAULT %s
+// RUN: %target-swiftc_driver -O -Rpass=sil-inliner %s -o %t/throwaway -diagnostic-style llvm 2>&1 | %FileCheck -check-prefix=REMARK_PASSED %s
+// RUN: %target-swiftc_driver -O -Rpass-missed=sil-inliner %s -o %t/throwaway -diagnostic-style llvm 2>&1 | %FileCheck -check-prefix=REMARK_MISSED %s
 
 // REQUIRES: swift_stdlib_no_asserts,optimized_stdlib
 

test/expr/print/misc_expr.swift

@@ -1,4 +1,4 @@
-// RUN: %target-swift-frontend -print-ast -disable-objc-attr-requires-foundation-module -enable-objc-interop %s 2>&1 | %FileCheck %s
+// RUN: %target-swift-frontend -print-ast -disable-objc-attr-requires-foundation-module -enable-objc-interop %s -diagnostic-style llvm 2>&1 | %FileCheck %s
 
 var x = 0.0