CodeGen: Rename DEBUG_TYPE to match passnames

Rename the DEBUG_TYPE to match the names of corresponding passes where
it makes sense. Also establish the pattern of simply referencing
DEBUG_TYPE instead of repeating the passname where possible.

llvm-svn: 303921
diff --git a/llvm/lib/CodeGen/LocalStackSlotAllocation.cpp b/llvm/lib/CodeGen/LocalStackSlotAllocation.cpp
index e189fb0..17cab0a 100644
--- a/llvm/lib/CodeGen/LocalStackSlotAllocation.cpp
+++ b/llvm/lib/CodeGen/LocalStackSlotAllocation.cpp
@@ -103,10 +103,10 @@
 
 char LocalStackSlotPass::ID = 0;
 char &llvm::LocalStackSlotAllocationID = LocalStackSlotPass::ID;
-INITIALIZE_PASS_BEGIN(LocalStackSlotPass, "localstackalloc",
+INITIALIZE_PASS_BEGIN(LocalStackSlotPass, DEBUG_TYPE,
                       "Local Stack Slot Allocation", false, false)
 INITIALIZE_PASS_DEPENDENCY(StackProtector)
-INITIALIZE_PASS_END(LocalStackSlotPass, "localstackalloc",
+INITIALIZE_PASS_END(LocalStackSlotPass, DEBUG_TYPE,
                     "Local Stack Slot Allocation", false, false)