Bug 935676 - Stub out missing Flash symbols r=glandium

--HG--
extra : rebase_source : 7e02a6283a6ee53b3749e1816d4005b238085954

mozglue/linker/CustomElf.cpp

@@ -64,6 +64,11 @@ void debug_phdr(const char *type, const Phdr *phdr)
             phdr->p_flags & PF_W ? 'w' : '-', phdr->p_flags & PF_X ? 'x' : '-');
 }
 
+void
+__void_stub(void)
+{
+}
+
 } /* anonymous namespace */
 
 /**
@@ -321,6 +326,16 @@ CustomElf::GetSymbolPtrInDeps(const char *symbol) const
 #endif
   }
 
+#define MISSING_FLASH_SYMNAME_START "_ZN7android10VectorImpl19reservedVectorImpl"
+
+  // Android changed some symbols that Flash depended on in 4.4,
+  // so stub those out here
+  if (strncmp(symbol,
+              MISSING_FLASH_SYMNAME_START,
+              sizeof(MISSING_FLASH_SYMNAME_START) - 1) == 0) {
+    return FunctionPtr(__void_stub);
+  }
+
   void *sym;
   /* Search the symbol in the main program. Note this also tries all libraries
    * the system linker will have loaded RTLD_GLOBAL. Unfortunately, that doesn't