fdo#68849: Add header guards to all include files

Added header guard to files in directories forms/ and fpicker/

Change-Id: I5a3a2b1f2aa81d048959cb3223e03ac985539f33
Reviewed-on: https://gerrit.libreoffice.org/9557Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>

forms/source/component/FormsCollection.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_FORMS_SOURCE_COMPONENT_fORMSCOLLECTION_HXX
+#define INCLUDED_FORMS_SOURCE_COMPONENT_fORMSCOLLECTION_HXX
+
 #include "InterfaceContainer.hxx"
 #include <cppuhelper/component.hxx>
 #include <cppuhelper/implbase2.hxx>
@@ -184,4 +187,6 @@ public:
 }   // namespace frm
 
 
+#endif // INCLUDED_FORMS_SOURCE_COMPONENT_fORMSCOLLECTION_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

forms/source/component/Grid.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_FORMS_SOURCE_COMPONENT_GRID_HXX
+#define INCLUDED_FORMS_SOURCE_COMPONENT_GRID_HXX
+
 #include "errorbroadcaster.hxx"
 #include "FormComponent.hxx"
 #include "formcontrolfont.hxx"
@@ -201,4 +204,6 @@ protected:
 
 
 
+#endif // INCLUDED_FORMS_SOURCE_COMPONENT_GRID_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

forms/source/xforms/xpathlib/extension.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_FORMS_SOURCE_XFORMS_XPATHLIB_EXTENSION_HXX
+#define INCLUDED_FORMS_SOURCE_XFORMS_XPATHLIB_EXTENSION_HXX
+
 #include <rtl/ustring.h>
 #include <com/sun/star/uno/Reference.hxx>
 #include <com/sun/star/uno/Sequence.hxx>
@@ -57,4 +60,6 @@ public:
 
 };
 
+#endif // INCLUDED_FORMS_SOURCE_XFORMS_XPATHLIB_EXTENSION_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

forms/source/xforms/xpathlib/xpathlib.hxx

@@ -17,6 +17,9 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_FORMS_SOURCE_XFORMS_XPATHLIB_XPATHLIB_HXX
+#define INCLUDED_FORMS_SOURCE_XFORMS_XPATHLIB_XPATHLIB_HXX
+
 #include <libxml/tree.h>
 #include <libxml/xpath.h>
 #include <libxml/xpathInternals.h>
@@ -72,4 +75,6 @@ xmlXPathFunction xforms_lookupFunc(void *ctxt, const xmlChar *name, const xmlCha
 
 }
 
+#endif // INCLUDED_FORMS_SOURCE_XFORMS_XPATHLIB_XPATHLIB_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

fpicker/source/win32/filepicker/SolarMutex.hxx

@@ -17,8 +17,13 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#ifndef INCLUDED_FPICKER_SOURCE_WIN32_FILEPICKER_SOLARMUTEX_HXX
+#define INCLUDED_FPICKER_SOURCE_WIN32_FILEPICKER_SOLARMUTEX_HXX
+
 int ReleaseSolarMutexOnMainThreadContext(unsigned nThreadId);
 
 void AcquireSolarMutex(int nAcquireCount);
 
+#endif // INCLUDED_FPICKER_SOURCE_WIN32_FILEPICKER_SOLARMUTEX_HXX
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */