Revert "Add a new altera kernel name restriction check to clang-tidy."

This reverts commit 43a38a6,
and follow-up 5a7bc5e.

The commit breaks check-clang-tools, the test added in the change
does not pass.

Author: nico

clang-tools-extra/clang-tidy/altera/AlteraTidyModule.cpp

@@ -9,7 +9,6 @@
 #include "../ClangTidy.h"
 #include "../ClangTidyModule.h"
 #include "../ClangTidyModuleRegistry.h"
-#include "KernelNameRestrictionCheck.h"
 #include "StructPackAlignCheck.h"
 
 using namespace clang::ast_matchers;
@@ -21,8 +20,6 @@ namespace altera {
 class AlteraModule : public ClangTidyModule {
 public:
   void addCheckFactories(ClangTidyCheckFactories &CheckFactories) override {
-    CheckFactories.registerCheck<KernelNameRestrictionCheck>(
-        "altera-kernel-name-restriction");
     CheckFactories.registerCheck<StructPackAlignCheck>(
         "altera-struct-pack-align");
   }

clang-tools-extra/clang-tidy/altera/CMakeLists.txt

@@ -5,7 +5,6 @@ set(LLVM_LINK_COMPONENTS
 
 add_clang_library(clangTidyAlteraModule
   AlteraTidyModule.cpp
-  KernelNameRestrictionCheck.cpp
   StructPackAlignCheck.cpp
 
   LINK_LIBS

clang-tools-extra/clang-tidy/altera/KernelNameRestrictionCheck.cpp

@@ -85,12 +85,6 @@ New modules
 New checks
 ^^^^^^^^^^
 
-- New :doc:`altera-kernel-name-restriction
-  <clang-tidy/checks/altera-kernel-name-restriction>` check.
-
-  Finds kernel files and include directives whose filename is `kernel.cl`,
-  `Verilog.cl`, or `VHDL.cl`.
-
 - New :doc:`altera-struct-pack-align
   <clang-tidy/checks/altera-struct-pack-align>` check.
 

clang-tools-extra/clang-tidy/altera/KernelNameRestrictionCheck.h

@@ -30,7 +30,6 @@ Clang-Tidy Checks
    `abseil-time-comparison <abseil-time-comparison.html>`_, "Yes"
    `abseil-time-subtraction <abseil-time-subtraction.html>`_, "Yes"
    `abseil-upgrade-duration-conversions <abseil-upgrade-duration-conversions.html>`_, "Yes"
-   `altera-kernel-name-restriction <altera-kernel-name-restriction.html>`_,
    `altera-struct-pack-align <altera-struct-pack-align.html>`_,
    `android-cloexec-accept <android-cloexec-accept.html>`_, "Yes"
    `android-cloexec-accept4 <android-cloexec-accept4.html>`_,