libgui/SF: Fix some code warnings

A couple of fixes to satisfy the Eclipse static code analysis tool.
- Initialize all members in constructors
- Remove unused forward declarations
- Add parentheses when combining logical and bitwise operators
- Fix a case statement with no break (it was intentional)

Change-Id: Icecb8cc98c6f58b97ab33fffb621f0edc33a7d3c
diff --git a/libs/gui/Sensor.cpp b/libs/gui/Sensor.cpp
index 2545eec..1b40c87 100644
--- a/libs/gui/Sensor.cpp
+++ b/libs/gui/Sensor.cpp
@@ -38,7 +38,8 @@
 Sensor::Sensor()
     : mHandle(0), mType(0),
       mMinValue(0), mMaxValue(0), mResolution(0),
-      mPower(0), mMinDelay(0), mFifoReservedEventCount(0), mFifoMaxEventCount(0),
+      mPower(0), mMinDelay(0), mVersion(0), mFifoReservedEventCount(0),
+      mFifoMaxEventCount(0), mRequiredAppOp(0),
       mMaxDelay(0), mFlags(0)
 {
 }
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 6ad47d8..9167a0c 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -310,9 +310,9 @@
     layer_state_t* s = getLayerStateLocked(client, id);
     if (!s)
         return BAD_INDEX;
-    if (mask & layer_state_t::eLayerOpaque ||
-            mask & layer_state_t::eLayerHidden ||
-            mask & layer_state_t::eLayerSecure) {
+    if ((mask & layer_state_t::eLayerOpaque) ||
+            (mask & layer_state_t::eLayerHidden) ||
+            (mask & layer_state_t::eLayerSecure)) {
         s->what |= layer_state_t::eFlagsChanged;
     }
     s->flags &= ~mask;
diff --git a/libs/gui/tests/CpuConsumer_test.cpp b/libs/gui/tests/CpuConsumer_test.cpp
index 2dc9ccc..d559e54 100644
--- a/libs/gui/tests/CpuConsumer_test.cpp
+++ b/libs/gui/tests/CpuConsumer_test.cpp
@@ -444,14 +444,6 @@
     }
 }
 
-void fillYV12BufferRect(uint8_t* buf, int w, int h, int stride,
-        const android_native_rect_t& rect);
-
-void fillRGBA8Buffer(uint8_t* buf, int w, int h, int stride);
-
-void fillRGBA8BufferSolid(uint8_t* buf, int w, int h, int stride, uint8_t r,
-        uint8_t g, uint8_t b, uint8_t a);
-
 // Configures the ANativeWindow producer-side interface based on test parameters
 void configureANW(const sp<ANativeWindow>& anw,
         const CpuConsumerTestParams& params,
diff --git a/libs/gui/tests/GLTest.h b/libs/gui/tests/GLTest.h
index d3c4a95..f0d27a8 100644
--- a/libs/gui/tests/GLTest.h
+++ b/libs/gui/tests/GLTest.h
@@ -35,9 +35,11 @@
 
 protected:
     GLTest() :
+            mDisplaySecs(0),
             mEglDisplay(EGL_NO_DISPLAY),
             mEglSurface(EGL_NO_SURFACE),
-            mEglContext(EGL_NO_CONTEXT) {
+            mEglContext(EGL_NO_CONTEXT),
+            mGlConfig(NULL) {
     }
 
     virtual void SetUp();
diff --git a/libs/gui/tests/SurfaceTextureClient_test.cpp b/libs/gui/tests/SurfaceTextureClient_test.cpp
index 1a50b24..c61eb1a 100644
--- a/libs/gui/tests/SurfaceTextureClient_test.cpp
+++ b/libs/gui/tests/SurfaceTextureClient_test.cpp
@@ -37,7 +37,8 @@
     SurfaceTextureClientTest():
             mEglDisplay(EGL_NO_DISPLAY),
             mEglSurface(EGL_NO_SURFACE),
-            mEglContext(EGL_NO_CONTEXT) {
+            mEglContext(EGL_NO_CONTEXT),
+            mEglConfig(NULL) {
     }
 
     virtual void SetUp() {
diff --git a/libs/gui/tests/SurfaceTextureMultiContextGL.h b/libs/gui/tests/SurfaceTextureMultiContextGL.h
index 7934bbc..3cca035 100644
--- a/libs/gui/tests/SurfaceTextureMultiContextGL.h
+++ b/libs/gui/tests/SurfaceTextureMultiContextGL.h
@@ -27,7 +27,8 @@
     enum { THIRD_TEX_ID = 456 };
 
     SurfaceTextureMultiContextGLTest():
-            mSecondEglContext(EGL_NO_CONTEXT) {
+            mSecondEglContext(EGL_NO_CONTEXT),
+            mThirdEglContext(EGL_NO_CONTEXT) {
     }
 
     virtual void SetUp() {
diff --git a/libs/gui/tests/TextureRenderer.cpp b/libs/gui/tests/TextureRenderer.cpp
index 90951b3..e822e6e 100644
--- a/libs/gui/tests/TextureRenderer.cpp
+++ b/libs/gui/tests/TextureRenderer.cpp
@@ -28,7 +28,8 @@
 namespace android {
 
 TextureRenderer::TextureRenderer(GLuint texName,
-        const sp<GLConsumer>& st) : mTexName(texName), mST(st) {
+        const sp<GLConsumer>& st) : mTexName(texName), mST(st), mPgm(0),
+        mPositionHandle(-1), mTexSamplerHandle(-1), mTexMatrixHandle(-1) {
 }
 
 void TextureRenderer::SetUp() {