Use count-based profiling exclusively.

src/arm/deoptimizer-arm.cc

Index: src/arm/deoptimizer-arm.cc
diff --git a/src/arm/deoptimizer-arm.cc b/src/arm/deoptimizer-arm.cc
index 84acba287340bcb1b79b8f555939251099fbb518..dbce3feeba745c12173be399109dc316bb0fba81 100644
--- a/src/arm/deoptimizer-arm.cc
+++ b/src/arm/deoptimizer-arm.cc
@@ -131,13 +131,8 @@ void Deoptimizer::PatchStackCheckCodeAt(Code* unoptimized_code,
   ASSERT(Memory::int32_at(pc_after - kInstrSize) == kBlxIp);
   ASSERT(Assembler::IsLdrPcImmediateOffset(
       Assembler::instr_at(pc_after - 2 * kInstrSize)));
-  if (FLAG_count_based_interrupts) {
-    ASSERT_EQ(kBranchBeforeInterrupt,
-              Memory::int32_at(pc_after - 3 * kInstrSize));
-  } else {
-    ASSERT_EQ(kBranchBeforeStackCheck,
-              Memory::int32_at(pc_after - 3 * kInstrSize));
-  }
+  ASSERT_EQ(kBranchBeforeInterrupt,
+            Memory::int32_at(pc_after - 3 * kInstrSize));
 
   // We patch the code to the following form:
   //  e1 5d 00 0c       cmp sp, <limit>
@@ -177,15 +172,9 @@ void Deoptimizer::RevertStackCheckCodeAt(Code* unoptimized_code,
 
   // Replace NOP with conditional jump.
   CodePatcher patcher(pc_after - 3 * kInstrSize, 1);
-  if (FLAG_count_based_interrupts) {
-    patcher.masm()->b(+16, pl);
-    ASSERT_EQ(kBranchBeforeInterrupt,
-              Memory::int32_at(pc_after - 3 * kInstrSize));
-  } else {
-    patcher.masm()->b(+4, cs);
-    ASSERT_EQ(kBranchBeforeStackCheck,
-              Memory::int32_at(pc_after - 3 * kInstrSize));
-  }
+  patcher.masm()->b(+16, pl);
+  ASSERT_EQ(kBranchBeforeInterrupt,
+            Memory::int32_at(pc_after - 3 * kInstrSize));
 
   // Replace the stack check address in the constant pool
   // with the entry address of the replacement code.