Handle ios dump.

This change add a flag for ios minidumps and allow handler to recognize it.

 It doesn't recognize arm specific exceptions that will be logged as unknown
type.
Review URL: http://breakpad.appspot.com/311002

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@855 4c0a9323-5329-0410-9bdc-e9ce6186880e

src/google_breakpad/common/minidump_format.h

@@ -609,6 +609,7 @@ typedef enum {
   /* The following values are Breakpad-defined. */
   MD_OS_UNIX          = 0x8000,  /* Generic Unix-ish */
   MD_OS_MAC_OS_X      = 0x8101,  /* Mac OS X/Darwin */
+  MD_OS_IOS           = 0x8102,  /* iOS */
   MD_OS_LINUX         = 0x8201,  /* Linux */
   MD_OS_SOLARIS       = 0x8202   /* Solaris */
 } MDOSPlatform;