Fix FileCheck --check-prefix lines.

Various tests had sprung up over the years which had --check-prefix=ABC on the
RUN line, but "CHECK-ABC:" later on. This happened to work before, but was
strictly incorrect. FileCheck is getting stricter soon though.

Patch by Ron Ofir.

llvm-svn: 188174
diff --git a/clang/test/CodeCompletion/call.cpp b/clang/test/CodeCompletion/call.cpp
index f06470f..40a72ba 100644
--- a/clang/test/CodeCompletion/call.cpp
+++ b/clang/test/CodeCompletion/call.cpp
@@ -17,12 +17,12 @@
 
 void test() {
   f(Y(), 0, 0);
-  // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:19:9 %s -o - | FileCheck -check-prefix=CC1 %s
+  // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:19:9 %s -o - | FileCheck -check-prefix=CHECK-CC1 %s
   // CHECK-CC1: COMPLETION: Pattern : dynamic_cast<<#type#>>(<#expression#>)
   // CHECK-CC1: f(N::Y y, <#int ZZ#>)
   // CHECK-CC1-NEXT: f(int i, <#int j#>, int k)
   // CHECK-CC1-NEXT: f(float x, <#float y#>)
-  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:19:13 %s -o - | FileCheck -check-prefix=CC2 %s
+  // RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:19:13 %s -o - | FileCheck -check-prefix=CHECK-CC2 %s
   // CHECK-CC2-NOT: f(N::Y y, int ZZ)
   // CHECK-CC2: f(int i, int j, <#int k#>)
 }