Adds TCMalloc support for Android.

third_party/tcmalloc/chromium/src/libc_override_gcc_and_weak_bionic.h

Index: third_party/tcmalloc/chromium/src/libc_override_gcc_and_weak_bionic.h
diff --git a/third_party/tcmalloc/vendor/src/libc_override_gcc_and_weak.h b/third_party/tcmalloc/chromium/src/libc_override_gcc_and_weak_bionic.h
similarity index 97%
copy from third_party/tcmalloc/vendor/src/libc_override_gcc_and_weak.h
copy to third_party/tcmalloc/chromium/src/libc_override_gcc_and_weak_bionic.h
index 070ebf72aac92304c195dc08b4c563f42589190e..dfee37841b9696fdd7aeaa1ccd1a6eb770091bcd 100644
--- a/third_party/tcmalloc/vendor/src/libc_override_gcc_and_weak.h
+++ b/third_party/tcmalloc/chromium/src/libc_override_gcc_and_weak_bionic.h
@@ -53,11 +53,11 @@
 
 #define ALIAS(tc_fn)   __attribute__ ((alias (#tc_fn)))
 
-void* operator new(size_t size) throw (std::bad_alloc)
+void* operator new(size_t size) throw (/* std::bad_alloc */)

[Peter Beverloo, 2013/04/29 17:03:31]

It would be helpful to add a comment as to why these have to be commented out (I
suspect Bionic doesn't throw?)

[bulach, 2013/04/30 18:43:08]

Done.

     ALIAS(tc_new);
 void operator delete(void* p) __THROW
     ALIAS(tc_delete);
-void* operator new[](size_t size) throw (std::bad_alloc)
+void* operator new[](size_t size) throw (/* std::bad_alloc */)
     ALIAS(tc_newarray);
 void operator delete[](void* p) __THROW
     ALIAS(tc_deletearray);