Update to Chromium revision 0bfd25d4 (#381305)

- Delete include/cef_runnable.h (issue #1336).
- Build the cef_unittests target using all Chromium headers. Add a
  USING_CHROMIUM_INCLUDES define and libcef_dll_wrapper_unittests
  target to support this. This change avoids compile errors due to
  the divergence of CEF and Chromium base/ header implementations.
  The libcef_dll_wrapper sources must now compile successfully with
  both CEF and Chromium base/ headers (issue #1632).
- The onbeforeunload message specified via JavaScript is no longer
  passed to the client (see http://crbug.com/587940).

include/cef_application_mac.h

@@ -35,7 +35,7 @@
 
 #if defined(OS_MACOSX) && defined(__OBJC__)
 
-#ifdef BUILDING_CEF_SHARED
+#ifdef USING_CHROMIUM_INCLUDES
 
 // Use the existing CrAppControlProtocol definition.
 #import "base/mac/scoped_sending_event.h"
@@ -52,7 +52,7 @@
 // Use the existing empty protocol definitions.
 #import "base/mac/sdk_forward_declarations.h"
 
-#else  // BUILDING_CEF_SHARED
+#else  // USING_CHROMIUM_INCLUDES
 
 #import <AppKit/AppKit.h>
 #import <Cocoa/Cocoa.h>
@@ -146,7 +146,7 @@ DEFINE_EMPTY_PROTOCOL(NSWindowDelegate)
 
 #endif
 
-#endif  // BUILDING_CEF_SHARED
+#endif  // USING_CHROMIUM_INCLUDES
 
 // Forward declarations for APIs that are part of the 10.7 SDK. This will allow
 // using them when building with the 10.6 SDK.