Fix a few GDI memory leaks.

dlls/shlwapi/path.c

@@ -2773,13 +2773,13 @@ BOOL WINAPI PathCompactPathW(HDC hDC, LPWSTR lpszPath, UINT dx)
           strcpyW(sPath, szEllipses);
           strcpyW(sPath+3, buff);
         }
-        if (hdc)
-          ReleaseDC(0, hdc);
-        return TRUE;
+        bRet = TRUE;
+        goto end;
       }
       strcpyW(lpszPath, szEllipses);
       strcpyW(lpszPath+3, buff);
-      return FALSE;
+      bRet = FALSE;
+      goto end;
     }
 
     /* Trim the path by adding ellipses to the end, e.g:
@@ -2819,6 +2819,7 @@ BOOL WINAPI PathCompactPathW(HDC hDC, LPWSTR lpszPath, UINT dx)
     }
   }
 
+end:
   if (hdc)
     ReleaseDC(0, hdc);
 

windows/cursoricon.c

@@ -1725,7 +1725,7 @@ BOOL WINAPI DrawIconEx( HDC hdc, INT x0, INT y0, HICON hIcon,
                             HBRUSH hbr, UINT flags )
 {
     CURSORICONINFO *ptr = (CURSORICONINFO *)GlobalLock16(HICON_16(hIcon));
-    HDC hDC_off = 0, hMemDC = CreateCompatibleDC (hdc);
+    HDC hDC_off = 0, hMemDC;
     BOOL result = FALSE, DoOffscreen;
     HBITMAP hB_off = 0, hOld = 0;
 
@@ -1734,6 +1734,7 @@ BOOL WINAPI DrawIconEx( HDC hdc, INT x0, INT y0, HICON hIcon,
 	    hdc,x0,y0,hIcon,cxWidth,cyWidth,istep,hbr,flags
     );
 
+    hMemDC = CreateCompatibleDC (hdc);
     if (istep)
         FIXME_(icon)("Ignoring istep=%d\n", istep);
     if (flags & DI_COMPAT)

windows/nonclient.c

@@ -2208,7 +2208,7 @@ LONG NC_HandleSysCommand( HWND hwnd, WPARAM wParam, LPARAM lParam )
 BOOL NC_DrawGrayButton(HDC hdc, int x, int y)
 {
     HBITMAP hMaskBmp;
-    HDC hdcMask = CreateCompatibleDC (0);
+    HDC hdcMask;
     HBRUSH hOldBrush;
 
     hMaskBmp = CreateBitmap (12, 10, 1, 1, lpGrayMask);
@@ -2216,6 +2216,7 @@ BOOL NC_DrawGrayButton(HDC hdc, int x, int y)
     if(hMaskBmp == 0)
 	return FALSE;
 
+    hdcMask = CreateCompatibleDC (0);
     SelectObject (hdcMask, hMaskBmp);
 
     /* Draw the grayed bitmap using the mask */