Adding mips support for Android.

Mips linux support has been added previously in r1212. Some additional changes
are required to make breakpad functional on Android.

BUG=none
TEST=build, unittests, chrome test application

Review URL: https://breakpad.appspot.com/632002



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1215 4c0a9323-5329-0410-9bdc-e9ce6186880e

src/client/linux/handler/exception_handler_unittest.cc

@@ -76,7 +76,12 @@ void FlushInstructionCache(const char* memory, uint32_t memory_size) {
 #   error "Your operating system is not supported yet"
 # endif
 #elif defined(__mips__)
-# if defined(__linux__)
+# if defined(__ANDROID__)
+  // Provided by Android's <unistd.h>
+  long begin = reinterpret_cast<long>(memory);
+  long end = begin + static_cast<long>(memory_size);
+  cacheflush(begin, end, 0);
+# elif defined(__linux__)
   // See http://www.linux-mips.org/wiki/Cacheflush_Syscall.
   cacheflush(const_cast<char*>(memory), memory_size, ICACHE);
 # else