get rid of the "show fps" debug option

libs/surfaceflinger/SurfaceFlinger.cpp

@@ -177,7 +177,6 @@ SurfaceFlinger::SurfaceFlinger()
         mFreezeCount(0),
         mFreezeDisplayTime(0),
         mDebugRegion(0),
-        mDebugFps(0),
         mDebugBackground(0),
         mDebugNoBootAnimation(0),
         mConsoleSignals(0),
@@ -196,14 +195,11 @@ void SurfaceFlinger::init()
     mDebugRegion = atoi(value);
     property_get("debug.sf.showbackground", value, "0");
     mDebugBackground = atoi(value);
-    property_get("debug.sf.showfps", value, "0");
-    mDebugFps = atoi(value);
     property_get("debug.sf.nobootanimation", value, "0");
     mDebugNoBootAnimation = atoi(value);
 
     LOGI_IF(mDebugRegion,           "showupdates enabled");
     LOGI_IF(mDebugBackground,       "showbackground enabled");
-    LOGI_IF(mDebugFps,              "showfps enabled");
     LOGI_IF(mDebugNoBootAnimation,  "boot animation disabled");
 }
 
@@ -525,10 +521,6 @@ void SurfaceFlinger::postFramebuffer()
     if (!mInvalidRegion.isEmpty()) {
         const DisplayHardware& hw(graphicPlane(0).displayHardware());
 
-        if (UNLIKELY(mDebugFps)) {
-            debugShowFPS();
-        }
-
         hw.flip(mInvalidRegion);
 
         mInvalidRegion.clear();
@@ -1547,9 +1539,7 @@ status_t SurfaceFlinger::onTransact(
         switch (code) {
             case 1000: // SHOW_CPU, NOT SUPPORTED ANYMORE
                 return NO_ERROR;
-            case 1001:  // SHOW_FPS
-                n = data.readInt32();
-                mDebugFps = n ? 1 : 0;
+            case 1001:  // SHOW_FPS, NOT SUPPORTED ANYMORE
                 return NO_ERROR;
             case 1002:  // SHOW_UPDATES
                 n = data.readInt32();

libs/surfaceflinger/SurfaceFlinger.h

@@ -340,7 +340,6 @@ private:
 
                 // don't use a lock for these, we don't care
                 int                         mDebugRegion;
-                int                         mDebugFps;
                 int                         mDebugBackground;
                 int                         mDebugNoBootAnimation;