mshtml: Sign-compare warnings fix

[Andrew Talbot]

Changelog:
    mshtml: Sign-compare warnings fix.

diff --git a/dlls/mshtml/conpoint.c b/dlls/mshtml/conpoint.c
index 0c77e9c..10d8e29 100644
--- a/dlls/mshtml/conpoint.c
+++ b/dlls/mshtml/conpoint.c
@@ -213,7 +213,7 @@ void ConnectionPoint_Init(ConnectionPoint *cp, ConnectionPointContainer *contain
 
 static void ConnectionPoint_Destroy(ConnectionPoint *This)
 {
-    int i;
+    DWORD i;
 
     for(i=0; i<This->sinks_size; i++) {
         if(This->sinks[i].unk)
diff --git a/dlls/mshtml/htmldoc.c b/dlls/mshtml/htmldoc.c
index 7fc6f30..01d52a2 100644
--- a/dlls/mshtml/htmldoc.c
+++ b/dlls/mshtml/htmldoc.c
@@ -763,7 +763,7 @@ static HRESULT WINAPI HTMLDocument_write(IHTMLDocument2 *iface, SAFEARRAY *psarr
     HTMLDocument *This = HTMLDOC_THIS(iface);
     nsAString nsstr;
     VARIANT *var;
-    int i;
+    ULONG i;
     nsresult nsres;
     HRESULT hres;
 
diff --git a/dlls/mshtml/main.c b/dlls/mshtml/main.c
index 1315e8a..8b441f0 100644
--- a/dlls/mshtml/main.c
+++ b/dlls/mshtml/main.c
@@ -318,7 +318,7 @@ static HRESULT register_server(BOOL do_register)
     STRTABLEA strtable;
     STRENTRYA pse[35];
     static CLSID const *clsids[35];
-    int i = 0;
+    unsigned int i = 0;
 
     static const WCHAR wszAdvpack[] = {'a','d','v','p','a','c','k','.','d','l','l',0};
 
diff --git a/dlls/mshtml/nsembed.c b/dlls/mshtml/nsembed.c
index 45386be..1734541 100644
--- a/dlls/mshtml/nsembed.c
+++ b/dlls/mshtml/nsembed.c
@@ -497,7 +497,7 @@ BOOL load_gecko(BOOL silent)
     PRUnichar gre_path[MAX_PATH];
     BOOL ret = FALSE;
 
-    static LONG loading_thread;
+    static DWORD loading_thread;
 
     TRACE("()\n");
 
diff --git a/dlls/mshtml/nsio.c b/dlls/mshtml/nsio.c
index 82f7c0d..1843542 100644
--- a/dlls/mshtml/nsio.c
+++ b/dlls/mshtml/nsio.c
@@ -1583,7 +1583,7 @@ static nsresult NSAPI nsURI_SchemeIs(nsIWineURI *iface, const char *scheme, PRBo
         WCHAR buf[INTERNET_MAX_SCHEME_LENGTH];
         int len = MultiByteToWideChar(CP_ACP, 0, scheme, -1, buf, sizeof(buf)/sizeof(WCHAR))-1;
 
-        *_retval = strlenW(This->wine_url) > len
+        *_retval = lstrlenW(This->wine_url) > len
             && This->wine_url[len] == ':'
             && !memcmp(buf, This->wine_url, len*sizeof(WCHAR));
         return NS_OK;
diff --git a/dlls/mshtml/protocol.c b/dlls/mshtml/protocol.c
index ff319ac..4cdac9f 100644
--- a/dlls/mshtml/protocol.c
+++ b/dlls/mshtml/protocol.c
@@ -424,7 +424,7 @@ static HRESULT WINAPI AboutProtocolInfo_ParseUrl(IInternetProtocolInfo *iface, L
             dwParseFlags, pwzResult, cchResult, pcchResult, dwReserved);
 
     if(ParseAction == PARSE_SECURITY_URL) {
-        int len = lstrlenW(pwzUrl);
+        unsigned int len = strlenW(pwzUrl);
 
         if(len >= cchResult)
             return S_FALSE;