[PATCH v1] ShellPkg/UefiShellAcpiViewCommandLib: Fix VS2017 compilation errors

[AlexeiFedorov <Alexei.Fedorov@arm.com>]

This patch fixes VS2017 compilation errors for
UefiShellAcpiViewCommandLib\Parsers\Gtdt\GtdtParser.c
and
UefiShellAcpiViewCommandLib\Parsers\Xsdt\XsdtParser.c
reported in
https://bugzilla.tianocore.org/show_bug.cgi?id=985
https://bugzilla.tianocore.org/show_bug.cgi?id=986

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Alexei Fedorov <Alexei.Fedorov@arm.com>
---
All the changes can be reviewed at
https://github.com/AlexeiFedorov/edk2/tree/298_acpiview_fix_v1

Notes:
   v1:
   - GtdtParser.c DumpFTBlock() function:
     change UINT16 type of Length parameter to UINT32
     change UINT16 type of GTBlockTimerLength variable to UINT32
   - XsdtParser.c ParseAcpiXsdt() function:
     change name of local variable from Ptr to SignaturePtr

 ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c |  4 ++--
 ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Xsdt/XsdtParser.c | 12 ++++++------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c
index 3a3cee948ad8cd35ef3a6e13fec9d44300dbe73f..0ab460b02c9e062ac181e42e7e77f875a40c86dc 100644
--- a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c
+++ b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Gtdt/GtdtParser.c
@@ -161,12 +161,12 @@ STATIC
 VOID
 DumpGTBlock (
   IN UINT8* Ptr,
-  IN UINT16 Length
+  IN UINT32 Length
   )
 {
   UINT32 Index;
   UINT32 Offset;
-  UINT16 GTBlockTimerLength;
+  UINT32 GTBlockTimerLength;
 
   Offset = ParseAcpi (
              TRUE,
diff --git a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Xsdt/XsdtParser.c b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Xsdt/XsdtParser.c
index 99521cd67a714065c2eb9e4e5ec0f2e21f4c9da9..a5e1412484b56258c40e0cb4d795157ffbce6826 100644
--- a/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Xsdt/XsdtParser.c
+++ b/ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Xsdt/XsdtParser.c
@@ -96,7 +96,7 @@ ParseAcpiXsdt (
       CONST UINT8*  Revision;
 
       if ((UINT64*)(UINTN)(*TablePointer) != NULL) {
-        UINT8*      Ptr;
+        UINT8*      SignaturePtr;
 
         ParseAcpiHeader (
           (UINT8*)(UINTN)(*TablePointer),
@@ -105,17 +105,17 @@ ParseAcpiXsdt (
           &Revision
           );
 
-        Ptr = (UINT8*)Signature;
+        SignaturePtr = (UINT8*)Signature;
 
         UnicodeSPrint (
           Buffer,
           sizeof (Buffer),
           L"Entry[%d] - %c%c%c%c",
           EntryIndex++,
-          Ptr[0],
-          Ptr[1],
-          Ptr[2],
-          Ptr[3]
+          SignaturePtr[0],
+          SignaturePtr[1],
+          SignaturePtr[2],
+          SignaturePtr[3]
           );
       } else {
         UnicodeSPrint (
-- 
'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)'