Replace 'clang --analyze' example (in text) with screenshot from scan-build.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@74095 91177308-0d34-0410-b5e6-96231b3b80d8

www/analyzer/annotations.html

@@ -174,15 +174,12 @@ use 'cf_returns_retained'.</p>
   return [[NSString alloc] initWithCString:"flag a leak"];
 }
 @end
-
-<span class="command">$ clang --analyze test.m</span>
-$ clang --analyze test.m
-test.m:21:10: warning: Potential leak of an object allocated on line 21
-  return [[NSString alloc] initWithCString:"flag a leak"];
-         ^
-1 diagnostic generated.
 </pre>
 
+<p>Running <tt>scan-build</tt> on this source file produces the following output:</p>
+
+<img src="images/example_ns_returns_retained.png">
+
 <h4 id="attr_cf_returns_retained">Attribute 'cf_returns_retained'
 (Clang-specific)</h4>