Enable clang for libui/libgui/surfaceflinger

Enables clang and C++11 for libui/libgui/surfaceflinger, and
eliminates all compile-time warnings.

Change-Id: Ie237fdb5ae44f2bfcddaa884f9c65ec3f08ae50f
(cherry picked from commit f10c46ef855b6410b20ebd8b1351d4d78d8eca8e)

5 files changed, 5 insertions, 25 deletions

diff --git a/services/surfaceflinger/DisplayHardware/DisplaySurface.h b/services/surfaceflinger/DisplayHardware/DisplaySurface.h
index e60c4fb..2f743c1 100644
--- a/services/surfaceflinger/DisplayHardware/DisplaySurface.h
+++ b/services/surfaceflinger/DisplayHardware/DisplaySurface.h
@@ -70,7 +70,7 @@ public:
     // frame's buffer.
     virtual void onFrameCommitted() = 0;
 
-    virtual void dump(String8& result) const = 0;
+    virtual void dumpAsString(String8& result) const = 0;
 
     virtual void resizeBuffers(const uint32_t w, const uint32_t h) = 0;
 
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
index 342016e..f9d76d1 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
@@ -160,23 +160,7 @@ status_t FramebufferSurface::compositionComplete()
     return mHwc.fbCompositionComplete();
 }
 
-// Since DisplaySurface and ConsumerBase both have a method with this
-// signature, results will vary based on the static pointer type the caller is
-// using:
-//   void dump(FrameBufferSurface* fbs, String8& s) {
-//       // calls FramebufferSurface::dump()
-//       fbs->dump(s);
-//
-//       // calls ConsumerBase::dump() since it is non-virtual
-//       static_cast<ConsumerBase*>(fbs)->dump(s);
-//
-//       // calls FramebufferSurface::dump() since it is virtual
-//       static_cast<DisplaySurface*>(fbs)->dump(s);
-//   }
-// To make sure that all of these end up doing the same thing, we just redirect
-// to ConsumerBase::dump() here. It will take the internal lock, and then call
-// virtual dumpLocked(), which is where the real work happens.
-void FramebufferSurface::dump(String8& result) const {
+void FramebufferSurface::dumpAsString(String8& result) const {
     ConsumerBase::dump(result);
 }
 
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.h b/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
index d0bf22b..6ffc52d 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
@@ -44,10 +44,7 @@ public:
     virtual status_t compositionComplete();
     virtual status_t advanceFrame();
     virtual void onFrameCommitted();
-
-    // Implementation of DisplaySurface::dump(). Note that ConsumerBase also
-    // has a non-virtual dump() with the same signature.
-    virtual void dump(String8& result) const;
+    virtual void dumpAsString(String8& result) const;
 
     // Cannot resize a buffers in a FramebufferSurface. Only works with virtual
     // displays.
diff --git a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
index c3d45ee..e0f32e9 100644
--- a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.cpp
@@ -254,7 +254,7 @@ void VirtualDisplaySurface::onFrameCommitted() {
     resetPerFrameState();
 }
 
-void VirtualDisplaySurface::dump(String8& /* result */) const {
+void VirtualDisplaySurface::dumpAsString(String8& /* result */) const {
 }
 
 void VirtualDisplaySurface::resizeBuffers(const uint32_t w, const uint32_t h) {
diff --git a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h
index 0fab7e2..2c14d6d 100644
--- a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h
+++ b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h
@@ -86,8 +86,7 @@ public:
     virtual status_t compositionComplete();
     virtual status_t advanceFrame();
     virtual void onFrameCommitted();
-    using BBinder::dump;
-    virtual void dump(String8& result) const;
+    virtual void dumpAsString(String8& result) const;
     virtual void resizeBuffers(const uint32_t w, const uint32_t h);
 
 private: