WIP patch with fixes for building with Clang.

chrome/renderer/render_view_browsertest.cc

Index: chrome/renderer/render_view_browsertest.cc
diff --git a/chrome/renderer/render_view_browsertest.cc b/chrome/renderer/render_view_browsertest.cc
index 1db074a391e24135a997cd8b782cfb481a3f73b0..f265d54734ba915c60962e12df58bccc66eb6236 100644
--- a/chrome/renderer/render_view_browsertest.cc
+++ b/chrome/renderer/render_view_browsertest.cc
@@ -589,7 +589,7 @@ TEST_F(RenderViewTest, OnHandleKeyboardEvent) {
                        "%d,%s\n"  // texts in the second <div> element
                        "%d,%s",   // texts in the third <div> element
                        key_code, kModifierData[j].expected_result,
-                       char_code[0], kModifierData[j].expected_result,
+                       (int)char_code[0], kModifierData[j].expected_result,
                        key_code, kModifierData[j].expected_result);
 
         // Retrieve the text in the test page and compare it with the expected