[clang] [codegen][NFC] add static mark for internal usage variable and function (PR #109431)

[Paul Kirth via cfe-commits]

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@@ -753,13 +753,7 @@ CodeGenTypes::arrangeCall(const CGFunctionInfo &signature,
                                  signature.getRequiredArgs());
 }
 
-namespace clang {
-namespace CodeGen {
-void computeSPIRKernelABIInfo(CodeGenModule &CGM, CGFunctionInfo &FI);
-}
-}
-
-/// Arrange the argument and result information for an abstract value
+/// Arrange the argument and result instatic formation for an abstract value
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ilovepi wrote:

Changing the comment seems unintentional? Please change that back.

https://github.com/llvm/llvm-project/pull/109431