[Remoting Android] Use floating point coords for rendering the cursor

remoting/client/jni/jni_gl_display_handler.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_CLIENT_JNI_JNI_GL_DISPLAY_HANDLER_H_
 #define REMOTING_CLIENT_JNI_JNI_GL_DISPLAY_HANDLER_H_
 
 #include <EGL/egl.h>
 #include <jni.h>
 
@@ skipping 50 matching lines @@
 
   void OnPixelTransformationChanged(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& caller,
       const base::android::JavaParamRef<jfloatArray>&  matrix
       );
 
   void OnCursorPixelPositionChanged(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& caller,
-      int x,
-      int y);
+      float x,
+      float y);
 
   void OnCursorVisibilityChanged(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& caller,
       bool visible);
 
   void OnCursorInputFeedback(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& caller,
-      int x,
-      int y,
+      float x,
+      float y,
       float diameter);
 
  private:
   // GlRendererDelegate interface.
   bool CanRenderFrame() override;
   void OnFrameRendered() override;
   void OnSizeChanged(int width, int height) override;
 
   // CursorShapeStub interface.
   void SetCursorShape(const protocol::CursorShapeInfo& cursor_shape) override;
@@ skipping 26 matching lines @@
 
   // Used on display thread.
   base::WeakPtr<JniGlDisplayHandler> weak_ptr_;
   base::WeakPtrFactory<JniGlDisplayHandler> weak_factory_;
   DISALLOW_COPY_AND_ASSIGN(JniGlDisplayHandler);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_JNI_JNI_GL_DISPLAY_HANDLER_H_