Merge "Revert "[MIPS] Link .dex or .oat code lacking .MIPS.abiflags segment""
diff --git a/linker/linker_mips.cpp b/linker/linker_mips.cpp
index 6130066..8520c17 100644
--- a/linker/linker_mips.cpp
+++ b/linker/linker_mips.cpp
@@ -256,18 +256,10 @@
 
   // FP ABI-variant compatibility checks for MIPS o32 ABI
   if (abiflags == nullptr) {
-    // Old compilers and some translators don't emit the new abiflags section.
-    const char* filename = get_realpath();
-    size_t len = strlen(filename);
-    if (len > 4 && (strcmp(filename+len-4, ".dex") == 0 ||
-                    strcmp(filename+len-4, ".oat") == 0   )) {
-      // Assume dex2oat is compatible with target
-      mips_fpabi = MIPS_ABI_FP_XX;
-    } else {
-      // Old Android compilers used -mfp32 -mdouble-float -modd-spreg defaults,
-      //   ie FP32 aka DOUBLE, using FR=0 mode fpregs & odd single-prec fpregs
-      mips_fpabi = MIPS_ABI_FP_DOUBLE;
-    }
+    // Old compilers lack the new abiflags section.
+    // These compilers used -mfp32 -mdouble-float -modd-spreg defaults,
+    //   ie FP32 aka DOUBLE, using odd-numbered single-prec regs
+    mips_fpabi = MIPS_ABI_FP_DOUBLE;
   } else {
     mips_fpabi = abiflags->fp_abi;
     if ( (abiflags->flags1 & MIPS_AFL_FLAGS1_ODDSPREG)