Fixing some warnings on Linux

There were only a few warnings left, so I fixed them and enabled the unused variable warning by removing the "-Wno-unused" flag. Only the -Wno-unused-parameter remains for now (could be removed later).
Review URL: https://codereview.chromium.org/12480002

git-svn-id: http://skia.googlecode.com/svn/trunk@8030 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleLines.cpp b/samplecode/SampleLines.cpp
index a9d070f..df35e86 100644
--- a/samplecode/SampleLines.cpp
+++ b/samplecode/SampleLines.cpp
@@ -98,7 +98,7 @@
         canvas->drawLine(x, y, x + SkIntToScalar(90), y + SkIntToScalar(90), paint);
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         fAlpha = SkScalarRound(y);
         this->inval(NULL);
         return NULL;
diff --git a/samplecode/SampleOvalTest.cpp b/samplecode/SampleOvalTest.cpp
index 5acf568..a105b82 100644
--- a/samplecode/SampleOvalTest.cpp
+++ b/samplecode/SampleOvalTest.cpp
@@ -101,7 +101,7 @@
         }
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         this->inval(NULL);
         return NULL;
     }
diff --git a/samplecode/SamplePathClip.cpp b/samplecode/SamplePathClip.cpp
index b7583ab..04f2cdb 100644
--- a/samplecode/SamplePathClip.cpp
+++ b/samplecode/SamplePathClip.cpp
@@ -70,7 +70,7 @@
         canvas->drawOval(oval, p);
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         return new Click(this);
     }
 
diff --git a/samplecode/SampleSlides.cpp b/samplecode/SampleSlides.cpp
index 0766d17..fa948f8 100644
--- a/samplecode/SampleSlides.cpp
+++ b/samplecode/SampleSlides.cpp
@@ -717,7 +717,7 @@
         gProc[fIndex](canvas);
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         this->init();
         fIndex = (fIndex + 1) % SK_ARRAY_COUNT(gProc);
         this->inval(NULL);
diff --git a/samplecode/SampleTextAlpha.cpp b/samplecode/SampleTextAlpha.cpp
index 8a248c3..59ce186 100644
--- a/samplecode/SampleTextAlpha.cpp
+++ b/samplecode/SampleTextAlpha.cpp
@@ -94,7 +94,7 @@
         }
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         return new Click(this);
     }
 
diff --git a/samplecode/SampleUnitMapper.cpp b/samplecode/SampleUnitMapper.cpp
index c9a8f9f..db9af09 100644
--- a/samplecode/SampleUnitMapper.cpp
+++ b/samplecode/SampleUnitMapper.cpp
@@ -141,7 +141,7 @@
         return -1;
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         fDragIndex = hittest(x, y);
         return fDragIndex >= 0 ? new Click(this) : NULL;
     }
diff --git a/samplecode/SampleVertices.cpp b/samplecode/SampleVertices.cpp
index 152cb13..53db2ea 100644
--- a/samplecode/SampleVertices.cpp
+++ b/samplecode/SampleVertices.cpp
@@ -120,7 +120,7 @@
         }
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         return new Click(this);
     }