There is only one register coalescer. Merge it into the base class and
remove the analysis group.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133899 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index dd5a605..2ad0747 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -101,7 +101,7 @@
       initializeLiveDebugVariablesPass(*PassRegistry::getPassRegistry());
       initializeLiveIntervalsPass(*PassRegistry::getPassRegistry());
       initializeStrongPHIEliminationPass(*PassRegistry::getPassRegistry());
-      initializeRegisterCoalescerAnalysisGroup(
+      initializeRegisterCoalescerPass(
         *PassRegistry::getPassRegistry());
       initializeCalculateSpillWeightsPass(*PassRegistry::getPassRegistry());
       initializePreAllocSplittingPass(*PassRegistry::getPassRegistry());
@@ -405,7 +405,7 @@
 INITIALIZE_PASS_DEPENDENCY(LiveStacks)
 INITIALIZE_PASS_DEPENDENCY(MachineLoopInfo)
 INITIALIZE_PASS_DEPENDENCY(VirtRegMap)
-INITIALIZE_AG_DEPENDENCY(RegisterCoalescer)
+INITIALIZE_PASS_DEPENDENCY(RegisterCoalescer)
 INITIALIZE_AG_DEPENDENCY(AliasAnalysis)
 INITIALIZE_PASS_END(RALinScan, "linearscan-regalloc",
                     "Linear Scan Register Allocator", false, false)